849 relations: Aberrations of the eye, Abyssobrotula galatheae, Accommodation (eye), Acid throwing, Acute haemorrhagic conjunctivitis in Ghana, Adaptation, Adenoviral keratoconjunctivitis, Aenigmastacus, Aepus, African pompano, African threadfish, Agile frog, Aging movement control, Agkistrodon bilineatus, Ahaetulla, Alal, Alapainui, Albinism in biology, Aleksandr Vinogradov (writer), Alkaline mucus, Allergic conjunctivitis, Alligator snapping turtle, Alveolo-palatal consonant, Amblyopia, American crocodile, American sole, Ametropic amblyopia, Amissidens hainesi, Ammonium chromate, Amphibious fish, Amphiuma tridactylum, Anaesthesia for ocular surgery, Anatomical terms of location, Anatomical terms of microanatomy, Anatomical terms of muscle, Angela's Eyes, Angular momentum of light, Animal coloration, ANKRD24, Anomalocaris, Anophthalmia, Anurida maritima, Aphyonidae, Apotropaic magic, Arabinopyranosyl-N-methyl-N-nitrosourea, Archaeo-optics, Argente rabbit, Arhynchobdellida, Arizona elegans arenicola, Arizona elegans philipi, ..., Arripis, Arthropod eye, Asemic writing, Association for Ocular Pharmacology and Therapeutics, Asteroid hyalosis, Astraspis, Atemi, Atlantic stingray, Atlantic yellow-nosed albatross, Avimimus, Ṣaḍāyatana, Élie Bloncourt, Ñawinpukyu (Lima), Ñawinqucha (Huancavelica), Ñawinqucha (Jauja), Ba Da Bing Records, Baking (make-up), Bank butterflyfish, Barreleye, Bathyuriscus, Battle of Lone Jack, Beetle, Beholder (Dungeons & Dragons), Bell's palsy, Bellorchestia quoyana, Benediktos Adamantiades, Beorn (tardigrade), Berlin's edema, Bicolored frog, Big skate, Bigmouth skate, Binocular O, Binocular vision, Bio-inspired robotics, Biological pigment, Bird vision, Biremis blandi, Bis(chloromethyl) ketone, Bismarck hanging parrot, Bizarre Foods with Andrew Zimmern, Black eye, Black swallower, Black-capped petrel, Black-footed albatross, Black-winged lory, Blind shark, Blindsight, Blinking, Blue cod, Blue Jay Way, Body Bags (film), Bodyshockers, Bogertophis, Boiga, Bonnie Nettles, Book of Optics, Boomslang, Bosnian endemic quarry mammals, Bothriechis schlegelii, Bottlenose skate, Bovine adenovirus, Bovine ephemeral fever, Brachinus alexandri, Branchiostoma, Briareos Hecatonchires, Bridelia micrantha, Bronowski Institute of Behavioural Neuroscience, Brookesia minima, Brown anole, Brownsnout spookfish, Bruno Henrique Pinto, Bufo, Bungarus, Burn, Witch. 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The eye, like any other optical system, suffers from a number of specific optical aberrations.
Abyssobrotula galatheae, is a species of cusk eel in the family Ophidiidae.
Accommodation is the process by which the vertebrate eye changes optical power to maintain a clear image or focus on an object as its distance varies.
Acid throwing, also called an acid attack, a vitriol attack or vitriolage, is a form of violent assault defined as the act of throwing acid or a similarly corrosive substance onto the body of another "with the intention to disfigure, maim, torture, or kill".
Acute Haemmorrhagic Conjunctivitis is the inflammation of the conjunctiva of sudden onset.
In biology, adaptation has three related meanings.
Adenoviral keratoconjunctivitis, also known as Keratoconjunctivitis epidemica is a common and highly contagious viral infection of the eye.
Aenigmastacus crandalli is a species of fossil freshwater crayfish.
Aepus is a genus of ground beetles of the subfamily Trechinae.
The African pompano (Alectis ciliaris), also known as the pennant-fish or threadfin trevally, is a widely distributed species of tropical marine fish in the jack family, Carangidae.
The African threadfish (Alectis alexandrina), also known as the Alexandria pompano, is a species of large marine fish in the jack family, Carangidae.
The agile frog (Rana dalmatina) is a frog in the genus ''Rana'' in the family of the true frogs.
Normal aging movement control in humans is about the changes in the muscles, motor neurons, nerves, sensory functions, gait, fatigue, visual and manual responses, in men and women as they get older but who do not have neurological, muscular (atrophy, dystrophy...) or neuromuscular disorder.
Agkistrodon bilineatus is a venomous pit viper species found in Mexico and Central America as far south as Costa Rica.
Ahaetulla is a genus of colubrid snakes commonly referred to as vine snakes, or whip snakes.
Persian/ Urdu Alal or Allal, in 12th century Persia was believed to be one of the names of the queen of the full moon, princess of hearts, or mother of the sky.
Alapai (full name: Alapainuiakauaua, known also as Alapai I or Alapai Nui, "Alapai the Great") (died in 1754) was a king of Hawaiʻi island in ancient Hawaii.
Albinism in biology is the "Congenital absence of any pigmentation or coloration in a person, animal or plant, resulting in white hair and pink eyes in mammals." Varied use and interpretation of the terms mean that written reports of albinistic animals can be difficult to verify.
Aleksandr Aleksandrovich Vinogradov (Алекса́ндр Алекса́ндрович Виногра́дов; September 9, 1930 – June 14, 2011) was a Soviet and Russian journalist and writer.
Alkaline mucus is a thick fluid produced by animals which confers tissue protection in an acidic environment, such as in the stomach.
Allergic conjunctivitis is inflammation of the conjunctiva (the membrane covering the white part of the eye) due to allergy.
The alligator snapping turtle (Macrochelys temminckii) is a species of turtle in the family Chelydridae, native to freshwater habitats in the United States.
In phonetics, alveolo-palatal (or alveopalatal) consonants, sometimes synonymous with pre-palatal consonants, are intermediate in articulation between the coronal and dorsal consonants, or which have simultaneous alveolar and palatal articulation.
Amblyopia, also called lazy eye, is a disorder of sight due to the eye and brain not working well together.
The American crocodile (Crocodylus acutus) is a species of crocodilian found in the Neotropics.
The American soles are a family (Achiridae) of flatfish occurring in both freshwater and marine environments of the Americas.
Ametropic amblyopia, is a medical condition in which the retina cannot focus on the image of a distant object, a condition often described as reduced visual acuity.
Amissidens hainesi, the Ridged catfish, is the only species of catfish (order Siluriformes) in the genus Amissidens of the family Ariidae.
Ammonium chromate is a salt with the formula (NH4)2CrO4.
Amphibious fish are fish that are able to leave water for extended periods of time.
The three-toed amphiuma, Amphiuma tridactylum, is a species of aquatic salamander native to the Southeastern United States.
Ocular surgery may be performed under topical, local or general anesthesia.
Standard anatomical terms of location deal unambiguously with the anatomy of animals, including humans.
Anatomical terminology is used to describe microanatomical (or histological) structures.
Muscles are described using unique anatomical terminology according to their actions and structure.
Angela's Eyes is an American television crime drama that premiered on July 16, 2006, on Lifetime, running for 13 episodes.
The angular momentum of light is a vector quantity that expresses the amount of dynamical rotation present in the electromagnetic field of the light.
Animal coloration is the general appearance of an animal resulting from the reflection or emission of light from its surfaces.
Ankyrin repeat domain-containing protein 24 is a protein in humans that is coded for by the ANKRD24 gene.
Anomalocaris ("abnormal shrimp") is an extinct genus of anomalocaridid, a family of animals thought to be closely related to ancestral arthropods.
Anophthalmia, (Greek: ανόφθαλμος, "without eye"), is the medical term for the absence of one or both eyes.
Anurida maritima (seashore springtail) is a cosmopolitan collembolan of the intertidal zone.
Aphyonidae is a family of eel-like fishes in the order Ophidiiformes.
Apotropaic magic (from Greek "to ward off" from "away" and "to turn") is a type of magic intended to turn away harm or evil influences, as in deflecting misfortune or averting the evil eye.
Arabinopyranosyl-N-methyl-N-nitrosourea, also known as Aranose (Араноза) is a cytostatic anticancer chemotherapeutic drug of an alkylating type.
Archaeo-optics, or archaeological optics, is the study of the experience and ritual use of light by ancient peoples.
The Argente rabbit is one of the oldest breeds of French show rabbits.
The proboscisless leeches, Arhynchobdellida, are classified as an order of the Hirudinea.
Arizona elegans arenicola, commonly known as the Texas glossy snake, is a subspecies of glossy snake, a nonvenomous colubrid snake endemic to North America.
Arizona elegans philipi, commonly known as the Painted Desert glossy snake, is a subspecies of glossy snakes, a nonvenomous colubrid endemic to North America.
Arripis is a genus of marine fishes from Australia and New Zealand, known as Australian salmon, kahawai and Australian herring.
Apposition eyes are the most common form of eye, and are presumably the ancestral form of compound eye.
Asemic writing is a wordless open semantic form of writing.
The Association for Ocular Pharmacology and Therapeutics (AOPT) is an organization that welcomes members from disciplines related to ocular pharmacology and its therapeutic applications.
Asteroid hyalosis is a degenerative condition of the eye involving small white opacities in the vitreous humor.
Astraspis ('star shield') is an extinct genus of primitive jawless fish from the Ordovician of Central North America and Bolivia.
In Japanese martial arts, the term designates blows or strikes to the body, as opposed to twisting of joints, strangleholds, holding techniques and throws.
The Atlantic stingray (Hypanus sabina) is a species of stingray in the family Dasyatidae, common along the Atlantic coast of North America from Chesapeake Bay to Mexico, including brackish and freshwater habitats.
The Atlantic yellow-nosed albatross (Thalassarche chlororhynchos) is a large seabird in the albatross family.
Avimimus, meaning "bird mimic" (Latin avis.
Christmas is an annual festival commemorating the birth of Jesus Christ,Martindale, Cyril Charles.
The Christmas season, also called the festive season, or the holiday season (mainly in the U.S. and Canada; often simply called the holidays),, is an annually recurring period recognized in many Western and Western-influenced countries that is generally considered to run from late November to early January.
Christmas Eve is the evening or entire day before Christmas Day, the festival commemorating the birth of Jesus.
Christmas traditions vary from country to country.
New Year is the time or day at which a new calendar year begins and the calendar's year count increments by one.
New Year's Day, also called simply New Year's or New Year, is observed on January 1, the first day of the year on the modern Gregorian calendar as well as the Julian calendar.
In the Gregorian calendar, New Year's Eve (also known as Old Year's Day or Saint Sylvester's Day in many countries), the last day of the year, is on 31 December which is the seventh day of Christmastide.
(Sanskrit) or (Pāli) means the six sense bases (Pāli, Skt.: āyatana), that is, the sense organs and their objects.
Élie Bloncourt (5 May 1896 – 4 March 1978) was a French politician who represented the department of Aisne in the French National Assembly from 1936 to 1946.
Ñawinpuyku (Quechua ñawi button hole / eye, -n a suffix, pukyu spring of water / source / well, hispanicized spelling Ñahuinpuquio) is a lake in Peru located in the Lima Region, Yauyos Province, Tomas District.
Ñawinqucha (Quechua ñawi eye; button hole, -n a suffix, qucha lake, hispanicized spellings Ñahuincocha, Ñahuin ccocha) is a lake in Peru located in the Huancavelica Region, Huancavelica Province, Acobambilla District.
Ñawinqucha (Quechua ñawi button hole / eye, -n a suffix, qucha lake, hispanicized spelling Nahuincocha) is a lake in Peru located in the Junín Region, Jauja Province, Canchayllo District, northeast of the Paryaqaqa mountain range.
Ba Da Bing Records is an American record label based in Brooklyn, New York.
Baking (verb), also known as 'cooking' is a make-up technique originally used in Drag, now popularised by celebrities and make-up artists.
The bank butterflyfish (Prognathodes aya) is a species of butterflyfish found in tropical Atlantic waters.
Barreleyes, also known as spook fish (a name also applied to several species of chimaera), are small deep-sea argentiniform fish comprising the family Opisthoproctidae found in tropical-to-temperate waters of the Atlantic, Pacific, and Indian Oceans.
Bathyuriscus is an extinct genus of Cambrian trilobite. It was a nektobenthic predatory carnivore. The genus Bathyuriscus is endemic to the shallow seas that surrounded Laurentia. Its major characteristics are a large forward-reaching glabella, pointed pleurae or pleurae with very short spines, and a medium pygidium with well-impressed furrows. Complete specimens have never reached the size of 7 cm predicted by the largest pygidium found. Bathyuriscus is often found with the free cheeks shed, indicating a moulted exoskeleton. An average specimen will in addition have a furrowed glabella, crescent-shaped eyes, be semi-circular in overall body shape, have 7 to 9 thoracic segments, and a length of about 1.5 inches.
The Battle of Lone Jack was a battle of the American Civil War, occurring on August 15–16, 1862 in Jackson County, Missouri.
Beetles are a group of insects that form the order Coleoptera, in the superorder Endopterygota.
The beholder is a fictional monster in the Dungeons & Dragons fantasy role-playing game.
Bell's palsy is a type of facial paralysis that results in an inability to control the facial muscles on the affected side.
Bellorchestia quoyana (formerly Talorchestia quoyana) is the largest and most common species of sandhopper, endemic to New Zealand.
Benediktos Adamantiades (Βενέδικτος Αδαμαντιάδης; 1875 in Bursa – 1962 in Athens) was an Ottoman-born, Greek ophthalmologist.
Beorn leggi is an extinct species of tardigrades, and the first fossil tardigrade discovered, described in 1964 from Cretaceous amber.
Berlin's edema (commotio retinae) a common condition caused by blunt injury to the eye.
The bicolored frog or Malabar frog (Clinotarsus curtipes) is a species of frog endemic in the Western Ghats of India.
The big skate (Beringraja binoculata, syn. Raja binoculata) is the largest species of skate (family Rajidae) in the waters off North America.
The bigmouth skate (Amblyraja robertsi) is a species of fish in the Rajidae family.
Binocular O (majuscule: Ꙫ, minuscule: ꙫ) is one of the exotic glyph variants of Cyrillic letter O. This glyph variant can be found in certain manuscripts in the plural or dual forms of the root word eye, like.
In biology, binocular vision is a type of vision in which an animal having two eyes is able to perceive a single three-dimensional image of its surroundings.
Bio-inspired robotic locomotion is a fairly new subcategory of bio-inspired design.
Biological pigments, also known simply as pigments or biochromes, are substances produced by living organisms that have a color resulting from selective color absorption.
Vision is the most important sense for birds, since good eyesight is essential for safe flight, and this group has a number of adaptations which give visual acuity superior to that of other vertebrate groups; a pigeon has been described as "two eyes with wings".
Biremis blandi is a species of marine polychaete worm and the only species in the genus Biremis.
Bis(chloromethyl) ketone is a chemical substance with formula.
The Bismarck hanging parrot or green-fronted hanging parrot (Loriculus tener) is a small species of parrot in the family Psittaculidae.
Bizarre Foods with Andrew Zimmern is a travel and cuisine television show hosted by Andrew Zimmern on the Travel Channel in the US.
A black eye, periorbital hematoma, or shiner, is bruising around the eye commonly due to an injury to the face rather than to the eye.
The black swallower, Chiasmodon niger, is a species of deep sea fish in the family Chiasmodontidae.
The black-capped petrel (Pterodroma hasitata) is a small seabird in the gadfly petrel genus, Pterodroma.
The black-footed albatross (Phoebastria nigripes) is a large seabird of the albatross family Diomedeidae from the North Pacific.
The black-winged lory (Eos cyanogenia) also known as Biak red lory is a medium-sized, about long, long-tailed lory.
The blind shark (Brachaelurus waddi) is one of two species of carpet sharks in the family Brachaeluridae, along with the bluegrey carpetshark (Brachaelurus colcloughi).
Blindsight is the ability of people who are cortically blind due to lesions in their striate cortex, also known as primary visual cortex or V1, to respond to visual stimuli that they do not consciously see.
Blinking is a bodily function; it is a semi-autonomic rapid closing of the eyelid.
The blue cod (Parapercis colias) is a temperate marine fish of the family Pinguipedidae.
"Blue Jay Way" is a song recorded by the English rock band the Beatles.
Body Bags is a 1993 American horror comedy anthology television film originally made for television, featuring three unconnected stories, with bookend segments featuring John Carpenter and Tobe Hooper as deranged morgue attendees.
Bodyshockers (also known from the second series onwards as Bodyshockers: Nips, Tucks and Tattoos) is a Channel 4 documentary series fronted by Andover-born presenter, author, philanthropist and acid attack survivor Katie Piper.
Bogertophis is a genus of New World rat snakes in the family Colubridae.
Boiga is a large genus of mildly venomous, opisthoglyphous or rear-fanged, colubrid snakes typically known as the cat-eyed snakes or just cat snakes.
Bonnie Lou Nettles (née Trousdale; August 29, 1927 – June 18 or 19, 1985), later known as Ti, was co-leader of a group with Marshall Applewhite that later became the Heaven's Gate group after Nettles's death.
The Book of Optics (Kitāb al-Manāẓir; Latin: De Aspectibus or Perspectiva; Italian: Deli Aspecti) is a seven-volume treatise on optics and other fields of study composed by the medieval Arab scholar Ibn al-Haytham, known in the West as Alhazen or Alhacen (965– c. 1040 AD).
The boomslang (or; Dispholidus typus) is a large, venomous snake in the family Colubridae.
Bosnian endemic quarry mammals includes several taxa of endemic Bosnian fauna with specific morphological and anatomical characteristics, whose differentiation is still expected final verification.
Bothriechis schlegelii, the eyelash viper, is a venomous pit viper species found in Central and South America.
The bottlenose skate, spearnose skate, or white skate (Rostroraja alba) is a species of skate in the family Rajidae.
Bovine Adenovirus, also known as BAdV, is a member of the Adenoviridae family that causes disease in cattle.
Bovine ephemeral fever (BEF) also known as Three Day Sickness is an arthropod vector-borne disease of cattle and is caused by bovine ephemeral fever virus (BEFV), a member of the genus Ephemerovirus in the family Rhabdoviridae.
Brachinus alexandri is a species of ground beetle from the Brachininae subfamily that can be found in Ukraine, southern part of Russia, Near East, Albania, Armenia, Azerbaijan, Asia Minor, Turkey, Bulgaria, Greece, The species are in length, and have black eyes and body, with orange head and legs.
Branchiostoma is one of the few living genera of lancelets (order Amphioxiformes).
is a character from Masamune Shirow's Appleseed manga and its adaptations in anime.
Bridelia micrantha, the Mitzeeri or the Coastal Golden-leaf, is a tree in the Phyllanthaceae family and is native to tropical and southern Africa as well as to the Island of Réunion in the Indian Ocean.
The Bronowski Institute of Behavioural Neuroscience is an Australian independent not-for-profit medical research institute that is financially supported entirely by philanthropy, that undertakes clinical and basic research into disorders of brain function and addresses problems of altered biological function in animals and man.
Brookesia minima, (common names of which include the dwarf chameleon, the Madagascan dwarf chameleon, the minute leaf chameleon, the Nosy Be pygmy leaf chameleon, and the tiny ground chameleon, is a diminutive chameleon that was regarded as the smallest lizard of the Chamaeleonidae until a smaller species, B. micra, was described in 2012.
The brown anole (Anolis sagrei), also known as the Bahaman anole or De la Sagra's Anole, is a lizard native to Cuba and the Bahamas.
The brownsnout spookfish (Dolichopteryx longipes) is a species of barreleye in the family Opisthoproctidae.
Bruno Henrique Pinto (born 30 December 1990), known as Bruno Henrique, is a Brazilian footballer who plays for Santos as a forward.
Bufo is a large genus of about 150 species of true toads in the amphibian family Bufonidae.
Bungarus is a genus of venomous elapid snakes, the kraits ("krait" is pronounced, rhyming with "kite"), found in South and Southeast Asia.
The Ca Mè Mallorquí is a breed of dog originating in Majorca, Balearic Islands, (Spain), and historically it has been used as a pointing dog.
Cairnpapple Hill is a hill with a dominating position in central lowland Scotland with views from coast to coast.
The California corbina (Menticirrhus undulatus) is a saltwater fish and member of the croaker family.
The California night snake (Hypsiglena ochrorhyncha nuchalata) is a subspecies of small colubrid snake native to California.
Camouflage is the use of any combination of materials, coloration, or illumination for concealment, either by making animals or objects hard to see (crypsis), or by disguising them as something else (mimesis).
Canine glaucoma refers to a group of diseases in dogs that affect the optic nerve and involve a loss of retinal ganglion cells in a characteristic pattern.
Canine transmissible venereal tumors (CTVTs), also called transmissible venereal tumors (TVTs), canine transmissible venereal sarcoma (CTVS), sticker tumors and infectious sarcoma is a histiocytic tumor of the external genitalia of the dog and other canines, and is transmitted from animal to animal during mating.
Canthus (pl. canthi, palpebral commissures) is either corner of the eye where the upper and lower eyelids meet.
Carcharhiniformes, the ground sharks, with over 270 species, are the largest order of sharks.
Carphophis (common name worm snakes) is a genus of small colubrid snakes endemic to the United States.
The carrot (Daucus carota subsp. sativus) is a root vegetable, usually orange in colour, though purple, black, red, white, and yellow cultivars exist.
The Cassegrain Nasmyth telescope has the same optical design as the classical Cassegrain telescope except for a small tertiar mirror which send the light out on the side of the telescope tube instead of through a hole in the primary mirror.
A cat's eye is a retroreflective safety device used in road marking and was the first of a range of raised pavement markers.
A cataract is a clouding of the lens in the eye which leads to a decrease in vision.
Catocala is a generally Holarctic genus of moths in the Erebidae family.
Coiled-coil domain containing protein 180 (CCDC180) is a protein that in humans is encoded by the CCDC180 gene.
is a Pokémon species in Nintendo and Game Freak's Pokémon franchise and one of the Mythical Pokémon.
Cephalopods, as active marine predators, possess sensory organs specialized for use in aquatic conditions.
The Ceram mangrove monitor, Varanus cerambonensis, is a species of monitor lizards found in Indonesia.
Ceratonova shasta is a myxosporean parasite that infects salmonid fish on the Pacific coast of North America.
Cetacea are a widely distributed and diverse clade of aquatic mammals that today consists of the whales, dolphins, and porpoises.
Chaetopterus or the parchment worm or parchment tube worm is a genus of marine polychaete worm that lives in a tube it constructs in sediments or attaches to a rocky or coral reef substrate.
Sir Charles Frederick Fraser (b. 4 Jan. 1850 in Windsor, N.S., d. 5 July 1925 in Halifax) established the Halifax School for the Blind, the first residential school for the blind in Atlantic Canada.
The Chausie is a domestic breed of cat that was developed by breeding a few individuals from the nondomestic species jungle cat (Felis chaus) to a far greater number of domestic cats (Felis catus).
Chérubin d'Orléans (1613-1697) was a French scientific instrument maker.
Chemorepulsion is the directional movement of a cell away from a substance.
A cherry-red spot is a finding in the macula of the eye in a variety of lipid storage disorders and in central retinal artery occlusion.
The Chilean round stingray, Urobatis marmoratus, is a species of round ray, family Urolophidae.
All Chinese characters are logograms, but several different types can be identified, based on the manner in which they are formed or derived.
Chinese ophthalmology (Chinese 中医眼科学, pinyin: zhōngyī yǎnkē xué) is part of the Traditional Chinese medicine (TCM).
Chlorine-releasing compounds, also known as chlorine base compounds, are a family of chemicals that release chlorine.
Chloroacetamide (2-chloroacetamide) is a chlorinated organic compound with the molecular formula CHCl2CONH2.
Chloroquine is a medication used to prevent and to treat malaria in areas where malaria is known to be sensitive to its effects.
The choroid, also known as the choroidea or choroid coat, is the vascular layer of the eye, containing connective tissues, and lying between the retina and the sclera.
Chuck Wright is an American bassist, graphic designer and show producer, best known as a member of multi-platinum heavy metal band Quiet Riot.
The ciliary body is a part of the eye that includes the ciliary muscle, which controls the shape of the lens, and the ciliary epithelium, which produces the aqueous humor.
Cloeon dipterum is a species of mayfly with a Holarctic distribution.
The coastal giant salamander (Dicamptodon tenebrosus) is a species of salamander in the family Dicamptodontidae (Pacific giant salamanders).
Coincident disruptive coloration or coincident disruptive patterns are patterns of disruptive coloration in animals that go beyond the usual camouflage function of breaking up the continuity of an animal's shape, to join up parts of the body that are separate.
Collagen alpha-1(IV) chain (COL4A1) is a protein that in humans is encoded by the COL4A1 gene on chromosome 13.
Collie eye anomaly (CEA) is a congenital, inherited, bilateral eye disease of dogs, which affects the retina, choroid, and sclera.
Color blindness, also known as color vision deficiency, is the decreased ability to see color or differences in color.
Color vision is the ability of an organism or machine to distinguish objects based on the wavelengths (or frequencies) of the light they reflect, emit, or transmit.
Coluber constrictor etheridgei, commonly known as the tan racer, is a nonvenomous colubrid snake, a subspecies of the eastern racer (Coluber constrictor).
The common fat-tailed mouse opossum (Thylamys pusillus) is a species of opossum in the family Didelphidae.
The common kusimanse (Crossarchus obscurus), also known as the long-nosed kusimanse or cusimanse, is a small, diurnal kusimanse or dwarf mongoose.
The common minke whale or northern minke whale (Balaenoptera acutorostrata) is a species of minke whale within the suborder of baleen whales.
The common shrew (Sorex araneus) or Eurasian shrew is the most common shrew, and one of the most common mammals, throughout Northern Europe, including Great Britain, but excluding Ireland.
A compound eye is a visual organ found in arthropods such as insects and crustaceans.
The conjunctiva lines the inside of the eyelids and covers the sclera (the white of the eye).
Conjunctival Squamous Cell Carcinoma (Conjunctival SCC) and corneal intraepithelial neoplasia comprise what are called Ocular Surface Squamous Cell Neoplasias.
Conjunctival suffusion is an eye finding occurring early in Weil’s disease, which is caused by Leptospira interrogans.
Connectomics is the production and study of connectomes: comprehensive maps of connections within an organism's nervous system, typically its brain or eye.
A contact lens, or simply contact, is a thin lens placed directly on the surface of the eye.
The conus papillaris is a feature of the reptilian eye which originates from the ventro-temporal optic nerve head and rises into the vitreous.
Cope's arboreal alligator lizard (Abronia aurita) is a species of lizard found in two isolated locations in Guatemala, one in the Alta Verapaz Department and one in the Jalapa Department.
The cornea is the transparent front part of the eye that covers the iris, pupil, and anterior chamber.
Corneal abrasion is a scratch to the surface of the cornea of the eye.
A corneal ulcer, or ulcerative keratitis, is an inflammatory condition of the cornea involving loss of its outer layer.
Corpse paint or corpsepaint is a style of black and white makeup used by black metal bands for concerts and band photos.
Cosmetics are substances or products used to enhance or alter the appearance of the face or fragrance and texture of the body.
Cosmos: A Spacetime Odyssey is a 2014 American science documentary television series.
The cowtail stingray (Pastinachus sephen) is a species of stingray in the family Dasyatidae, widespread in the Indo-Pacific region and occasionally entering freshwater habitats.
A craniate is a member of the Craniata (sometimes called the Craniota), a proposed clade of chordate animals with a skull of hard bone or cartilage.
Cresols (also hydroxytoluene) are organic compounds which are methylphenols.
The crested gecko (Correlophus ciliatus) is a species of gecko native to southern New Caledonia.
The crimson-fronted barbet or Ceylon small barbet or small barbet (Psilopogon rubricapillus) is an Asian barbet endemic to Sri Lanka.
Crotalus lepidus is a venomous pit viper species found in the southwestern United States and northern central Mexico.
Crotalus viridis nuntius is a venomous pit viper subspecies native primarily to the desert plateau of the northeastern portion of the American state of Arizona, but also ranges into northwestern New Mexico.
Crystallin, lambda 1 is a protein that in humans is encoded by the CRYL1 gene.
Cryptochromes (from the Greek κρυπτός χρώμα, "hidden colour") are a class of flavoproteins that are sensitive to blue light.
In anatomy, a crystallin is a water-soluble structural protein found in the lens and the cornea of the eye accounting for the transparency of the structure.
Ctenurella ("Little Comb Tail") is an extinct genus of ptyctodont placoderm from the Late Devonian of Germany.
H. P. Lovecraft created a number of deities throughout the course of his literary career, including the "Great Old Ones" and aliens, such as the "Elder Things", with sporadic references to other miscellaneous deities (e.g. Nodens) whereas the "Outer Gods" are a later creation of other prolific writers such as August Derleth, who was credited with formalizing the Cthulhu Mythos.
Severe Tropical Cyclone Amos was a strong tropical cyclone that affected the Fijian and Samoan Islands as well as Wallis and Futuna.
Very Severe Cyclonic Storm Ockhi was a strong tropical cyclone that devastated parts of Sri Lanka and India, and was the most intense tropical cyclone in the Arabian Sea since Cyclone Megh in 2015.
Very Severe Cyclonic Storm Thane was the strongest tropical cyclone of 2011 within the North Indian Ocean.
The Cypriot mouse (Mus cypriacus) is a species of mouse endemic to Cyprus.
The sharpnose stingray (Dasyatis acutirostra) is a little-known species of stingray in the family Dasyatidae, found off southern Japan and in the East China Sea.
A dazzler is a non-lethal weapon which uses intense directed radiation to temporarily disable its target with flash blindness.
is a Japanese manga series written by Jinsei Kataoka and illustrated by Kazuma Kondou, who also wrote and illustrated the Eureka Seven manga, and published in Shōnen Ace since 2008.
In evolutionary developmental biology, the concept of deep homology is used to describe cases where growth and differentiation processes are governed by genetic mechanisms that are homologous and deeply conserved across a wide range of species.
Deep-sea fish are fish that live in the darkness below the sunlit surface waters, that is below the epipelagic or photic zone of the sea.
Deep social mind is a concept in evolutionary psychology; it refers to the distinctively human capacity to 'read' (that is, to infer) the mental states of others while reciprocally enabling those others to read one's own mental states at the same time.
Dendrobranchiata is a suborder of decapod shrimps, commonly known as prawns.
Descemet's membrane (or the Descemet membrane) is the basement membrane that lies between the corneal proper substance, also called stroma, and the endothelial layer of the cornea.
A deviated gaze is an abnormal movement of the eyes.
The diamond dove (Geopelia cuneata) is a resident bird in Australia.
Methylene dichloride (DCM, or methylene chloride, or dichloromethane) is a geminal organic compound with the formula CH2Cl2.
Dichromacy (di meaning "two" and chroma meaning "color") is the state of having two types of functioning color receptors, called cone cells, in the eyes.
The order Diplura is one of the four groups of hexapods, alongside insects, Collembola (springtails) and Protura.
A directed-energy weapon (DEW) is a ranged weapon system that inflicts damage at a target by emission of highly focused energy, including laser, microwaves and particle beams.
An Iranian disabled veteran Disabled Iranian veterans, called janbaz (جانباز, literally "those who were willing to lose their lives") in Iran, mostly constitute the disabled veterans of the Iran–Iraq war.
Disordered Hyperuniformity is a type of liquid which has crystal properties.
Disruptive eye masks camouflage the eyes of a variety of animals, both invertebrates such as grasshoppers and vertebrates including fish, frogs, birds and snakes.
The doctrine of signatures, dating from the time of Dioscorides and Galen, states that herbs resembling various parts of the body can be used by herbalists to treat ailments of those body parts.
Dog grooming refers to both the hygienic care and cleaning of a dog, as well as a process by which a dog's physical appearance is enhanced for showing or other types of competition.
Dog's eye may refer to.
Dolichallabes microphthalmus is the only species of airbreathing catfish (order Siluriformes) in the genus Dolichallabes.
Dorairajan Balasubramanian, popularly known as Professor Balu, is an Indian biophysical chemist and ocular biochemist.
Double monocular O (majuscule:, minuscule) is one of the exotic glyph variants of Cyrillic letter O. This glyph variant can be found in certain manuscripts in the plural or dual forms of the word eye, for example " eyes".
Drosophila melanogaster is a species of fly (the taxonomic order Diptera) in the family Drosophilidae.
Drotops armatus (armatus from the Latin "armātus" meaning armed or fortified) is a species of trilobite from the order Phacopida that lived during the Eifelian of the Middle Devonian.
Dry eye syndrome (DES), also known as keratoconjunctivitis sicca (KCS), is the condition of having dry eyes.
Duane-radial ray syndrome, also known as Okihiro Syndrome, is a rare autosomal dominant disorder that primarily affects the eyes (Duane anomaly) and causes abnormalities of bones in the arms and hands (radial ray malformations).
The dusky woodswallow (Artamus cyanopterus), is a bird species of forests and woodlands in temperate and subtropical regions, extending into tropical areas around the Atherton Tableland, in eastern and southern Australia.
Dz13 is an experimental treatment developed by scientists at the University of New South Wales.
The eagle eye is among the strongest in the animal kingdom, with an eyesight estimated at 4 to 8 times stronger than that of the average human.
The are the second set of fictional antagonists of the thirty-fourth Super Sentai Series Tensou Sentai Goseiger, that are the second group to battle the Goseigers for their destruction of the Earth.
The eastern box turtle (Terrapene carolina carolina) is a subspecies within a group of hinge-shelled turtles, normally called box turtles.
The eastern dwarf tree frog or eastern sedge-frog (Litoria fallax), is a small and very common tree frog found on the eastern coast of Australia, from around Cairns, Queensland, to around Ulladulla, New South Wales.
The eastern spotted gummy shark (Mustelus walkeri) is a species of houndshark in the Triakidae family, found in Australian waters.
Ectopia lentis is a displacement or malposition of the eye's crystalline lens from its normal location.
The eel is a long, thin bony fish of the order Anguilliformes.
The Electronic Information Exchange System (EIES, pronounced eyes) was an early online conferencing bulletin board system that allowed real-time and asynchronous communication.
An electronic patient-reported outcome (ePRO) is a patient-reported outcome that is collected by electronic methods.
Electrophysiology (from Greek ἥλεκτρον, ēlektron, "amber"; φύσις, physis, "nature, origin"; and -λογία, -logia) is the study of the electrical properties of biological cells and tissues.
Eḷu, also Hela or Helu, is a Middle Indo-Aryan language or Prakrit of the 3rd century BCE.
The Emerald Empress is a fictional character in DC Comics.
Emily Eyefinger is a series of children's books written by Duncan Ball and illustrated by Craig Smith.
Emmetropia is the state of vision where a faraway object at infinity is in sharp focus with the eye lens in a neutral or relaxed state.
Encephalocraniocutaneous lipomatosis (ECCL), otherwise known as Haberland syndrome, is a rare condition primarily affecting the brain, eyes, and skin of the head and face.
In medicine, enophthalmia describes eyes that are abnormally sunken into their sockets.
In an optical system, the entrance pupil is the optical image of the physical aperture stop, as 'seen' through the front of the lens system.
Note: Various sources name these wars differently.
Eocaecilia is an extinct genus of gymnophionan amphibian from the early Jurassic Kayenta Formation of Arizona, United States.
Epithelium is one of the four basic types of animal tissue, along with connective tissue, muscle tissue and nervous tissue.
Erythropsidinium (formerly Erythropsis) is a genus of dinoflagellates (a type of unicellular eukaryote) of the family Warnowiaceae.
Esophoria is an eye condition involving inward deviation of the eye, usually due to extra-ocular muscle imbalance.
Euprenolepis procera is a species of ant found in the rainforests of South East Asia.
The European Association for Vision and Eye Research is a multidisciplinary scientific society that aims to encourage research and the dissemination of knowledge concerning the eye and vision by means of meetings, publications and exchange of information.
The European mantis or Mantis religiosa is a large hemimetabolic insect in the family of the Mantidae (‘mantids’), which is the largest family of the order Mantodea (mantises).
The European Ophthalmic Pathology Society is a learned society for advancing ophthalmic pathology, the study of the pathological basis of the diseases of the eye and its adnexa: the orbit, eyelids, conjunctiva and the lacrimal apparatus.
Eurycea neotenes (the Texas salamander, Bexar County salamander, Edwards Plateau salamander, or Texas neotenic salamander) is a species of entirely aquatic, lungless salamander native to the United States.
An event-related potential (ERP) is the measured brain response that is the direct result of a specific sensory, cognitive, or motor event.
The events of Revelation are the events that occur in the Book of Revelation of the New Testament.
The evo-devo gene toolkit is the small subset of genes in an organism's genome whose products control the organism's embryonic development.
Evolution is change in the heritable characteristics of biological populations over successive generations.
The evolution of the eye is attractive to study, because the eye distinctively exemplifies an analogous organ found in many animal forms.
Evolve is a 2008 documentary television series on History.
The examination of Apollo Moon photographs is an endeavour undertaken by certain people engaged in the debate as to the merits of Moon landing conspiracy theories, despite the abundance of third-party evidence for Apollo Moon landings.
In optics, the exit pupil is a virtual aperture in an optical system.
Extracellular fluid (ECF) denotes all body fluid outside the cells.
The extraocular muscles are the six muscles that control movement of the eye and one muscle that controls eyelid elevation (levator palpebrae).
Eyes are organs of the visual system.
An eye is an organ of vision.
Eye formation in the human embryo begins at approximately three weeks into embryonic development and continues through the tenth week.
Eye drops are saline-containing drops used as an ocular route to administer.
Eye movement includes the voluntary or involuntary movement of the eyes, helping in acquiring, fixating and tracking visual stimuli.
Eye movement desensitization and reprocessing (EMDR) is a form of psychotherapy in which the person being treated is asked to recall distressing images while generating one of several types of bilateral sensory input, such as side-to-side eye movements or hand tapping.
Eye strain, also known as asthenopia (from Greek asthen-opia, ἀσθεν-ωπία, "weak-eye-condition"), is an eye condition that manifests through nonspecific symptoms such as fatigue, pain in or around the eyes, blurred vision, headache, and occasional double vision.
Eye-gouging is the act of pressing or tearing the eye using the fingers or instruments.
Eyeball is a term for the entire eye.
An eyeball planet is a hypothetical type of tidally locked planet, for which tidal locking induces spatial features (for example in the geography or composition of the planet) resembling an eyeball.
eYeka (Listeni/ aj kɑ) is an online crowdsourcing and co-creation platform that allows brands to announce and conduct contests through the Internet.
Eyelash extensions are used to enhance the length, curliness, fullness, and thickness of natural eyelashes.
Eyelash implants are a form of cosmetic surgery involving transplanting additional eyelashes around the eye.
An eyelid is a thin fold of skin that covers and protects the human eye.
An eyepatch is a small patch that is worn in front of one eye.
Eyes are the organs of vision.
Eyes is an arcade maze game released in 1982 by Rock-Ola and created by Miami-based developer Digitrex Techstar.
An eyespot (sometimes ocellus) is an eye-like marking.
Eyewear consists of items and accessories worn on or over the eyes, for fashion or adornment, protection against the environment, and to improve or enhance visual acuity.
The face inversion effect is a phenomenon where identifying inverted (upside-down) faces compared to upright faces is much more difficult than doing the same for non-facial objects.
The second season of the Syfy reality television series Face Off premiered on January 11, 2012 and ended on March 14, 2012.
Fas-associated protein with death domain (FADD), also called MORT1, is encoded by the FADD gene on the 11q13.3 region of chromosome 11 in humans.
The Falkland steamer duck (Tachyeres brachypterus) is a steamer duck native to the Falkland Islands in the southern Atlantic Ocean.
Feline infectious peritonitis (FIP) is the name given to an uncommon, but usually fatal, aberrant immune response to infection with feline coronavirus (FCoV).
The ferruginous hawk (ferruginous.
Field dressing is the process of removing the internal organs of hunted game, and is a necessary step in preserving meat from animals harvested in the wild.
Fish anatomy is the study of the form or morphology of fishes.
Fish physiology is the scientific study of how the component parts of fish function together in the living fish.
Fisheye may refer to.
Florida keratopathy, also known as Florida spots, is an eye condition characterized by the presence of multiple spots within both corneas.
Fluorescein is used to help in the diagnosis of a number of eye problems.
True flies are insects of the order Diptera, the name being derived from the Greek δι- di- "two", and πτερόν pteron "wings".
The footballfish form a family, Himantolophidae, of globose, deep-sea anglerfishes found in tropical and subtropical waters of the Atlantic, Indian, and Pacific Ocean.
Franklin Evans Roach (September 23, 1905Obituary, Osterbrock, BAAS, p. 1608. – September 21, 1993Obituary, Osterbrock, BAAS, p. 1610.) was an American astronomer, astrophysicist, geophysicist, professor, and scientist analyzing UFO phenomenon who made significant contributions to the field of aeronomy in upper atmosphere research as one of its fathers.
Fred G. Sanford is a fictional character portrayed by actor/comedian Redd Foxx on the 1972–1977 NBC sitcom Sanford and Son and the 1980–1981 NBC sitcom Sanford.
A frog is any member of a diverse and largely carnivorous group of short-bodied, tailless amphibians composing the order Anura (Ancient Greek ἀν-, without + οὐρά, tail).
Frogger's Adventures: The Rescue, known in Japan as, is an action-adventure video game released in 2003 by Konami Computer Entertainment Hawaii.
Fukuyama congenital muscular dystrophy (FCMD) is a rare, autosomal recessive form of muscular dystrophy (weakness and breakdown of muscular tissue) mainly described in Japan but also identified in Turkish and Ashkenazi Jewish patients; fifteen cases were first described on 1960 by Dr.
Galactokinase is an enzyme (phosphotransferase) that facilitates the phosphorylation of α-D-galactose to galactose 1-phosphate at the expense of one molecule of ATP.
A gas carrier (or gas tanker) is a ship designed to transport LPG, LNG or liquefied chemical gases in bulk.
Gemuendina stuertzi is a placoderm of the order Rhenanida, of the seas of Early Devonian Germany.
Gene D. Block (born August 17, 1948) is an American biologist, academic, inventor, and chancellor of the University of California, Los Angeles.
Saint George Preca (in Ġorġ Preca) (12 February 1880 – 26 July 1962) was a Maltese Roman Catholic priest and the founder of the Society of Christian Doctrine as well as a Third Order Carmelite.
Gerodermia osteodysplastica (GO), also called geroderma osteodysplasticum and Walt Disney dwarfism, is a rare autosomal recessive connective tissue disorder included in the spectrum of cutis laxa syndromes.
Gershayim (גֵּרְשַׁיִם, without niqqud), also occasionally grashayim.
Gh is a digraph found in many languages.
The giant electric ray or Cortez electric ray (Narcine entemedor) is a species of numbfish, family Narcinidae, native to the eastern Pacific Ocean from the Gulf of California to Panama.
The giant pangolin (Smutsia gigantea) is a pangolin species.
Gill slits are individual openings to gills, i.e., multiple gill arches, which lack a single outer cover.
Giuseppe Vincenzo Ciaccio (15 October 1824 in Catanzaro – 15 June 1901 in Bologna) was an Italian anatomist and histologist.
Gliese 54 (GJ 54 / HIP 5496 / LHS 1208) is a star near the Solar System located at 25.7 light years away.
Gliotoxin is a sulfur-containing mycotoxin that belongs to a class of naturally occurring 2,5-diketopiperazines produced by several species of fungi, especially those of marine origin.
Globe rupture is an ophthalmologic condition when the integrity of the outer membranes of the eye are disrupted by blunt or penetrating trauma, usually resulting from a full-thickness injury to the cornea or sclera.
This glossary of medical terms is a list of definitions about medicine, its sub-disciplines, and related fields.
Glyptothorax exodon is a species of sisorid catfish.
Goblet cells are simple columnar epithelial cells that secrete gel-forming mucins, like mucin MUC5AC.
God of Gamblers Returns, also known as God of Gamblers' Return and The Return of the God of Gamblers, is a 1994 Hong Kong action-drama-comedy film written and directed by Wong Jing.
The goldfish (Carassius auratus) is a freshwater fish in the family Cyprinidae of order Cypriniformes.
Gordon Lynn Walls (April 4, 1905 - August 22, 1962) was an American professor of physiological optics and optometry at the University of California, Berkeley.
Gradient-index (GRIN) optics is the branch of optics covering optical effects produced by a gradual variation of the refractive index of a material.
Graphocentrism or scriptism is a typically unconscious interpretative bias in which writing is privileged over speech.
The gray-banded kingsnake (Lampropeltis alterna), sometimes referred to as the alterna or the Davis Mountain king snake, is a species of nonvenomous snake in the family Colubridae.
The greater kudu (Tragelaphus strepsiceros) is a woodland antelope found throughout eastern and southern Africa.
The green ribbon is a ribbon in the color of green.
The grotto salamander (Eurycea spelaea) — also called the Ozark blind salamander — is a species of salamander in the family Plethodontidae.
Growing Up in the Universe was a series of lectures given by Richard Dawkins as part of the Royal Institution Christmas Lectures, in which he discussed the evolution of life in the universe.
The Gulf torpedo, marbled electric ray, or variable electric ray (Torpedo sinuspersici) is a species of electric ray in the family Torpedinidae.
Gurglin Gutz was a toy consisting of a colorful, stylized, rubber human organ, either a brain, heart, stomach, or eyeball, immersed in a red fluid and enclosed in a thin latex ball film.
Habronattus calcaratus is a species of jumping spiders from a Salticidae family, that can be found in the United States.
Habronema muscae is an internal stomach parasite that is most commonly found in horses.
Hagfish, the class '''Myxini''' (also known as Hyperotreti), are eel-shaped, slime-producing marine fish (occasionally called slime eels).
Hair is a protein filament that grows from follicles found in the dermis.
Hallucigenia is a genus of Cambrian xenusiids known from articulated fossils in Burgess Shale-type deposits in Canada and China, and from isolated spines around the world.
The hammerjaw, Omosudis lowii, is a small deep-sea aulopiform fish, found worldwide in tropical and temperate waters to 4,000 m (13,000 ft) depth.
A Hawaiian name is a name in the Hawaiian language.
A head is the part of an organism which usually includes the eyes, ears, nose, and mouth, each of which aid in various sensory functions such as sight, hearing, smell, and taste, respectively.
Head cheese or brawn is a cold cut that originated in Europe.
"Head, Shoulders, Knees and Toes" is a children's song.
A HEENT examination is a portion of a physical examination that principally concerns the head, eyes, ears, nose, and throat.
The hellbender (Cryptobranchus alleganiensis), also known as the hellbender salamander, is a species of aquatic giant salamander endemic to eastern North America.
Herbert Spencer (22 June 1924 – 11 March 2002) was a British designer, editor, writer, photographer and teacher.
Hernández-Camacho's night monkey (Aotus jorgehernandezi) is a species of night monkey of the family Aotidae.
The herring scad (Alepes vari) (also known as the duskyfin crevalle and trevally scad), is a common species of tropical marine fish in the jack family Carangidae.
Heterochromia is a difference in coloration, usually of the iris but also of hair or skin.
Heterophoria is an eye condition in which the directions that the eyes are pointing at rest position, when not performing binocular fusion, are not the same as each other, or, "not straight".
The Himalayan goral (Naemorhedus goral) is a bovid species found across the Himalayas.
Hexokinase domain containing 1 (HKDC1) is an enzyme which in humans is encoded by the HKDC1 gene on chromosome 10.
Hoplopteryx is an extinct genus of Trachichthyidae from the Cretaceous.
Horner's syndrome is a combination of symptoms that arises when a group of nerves known as the sympathetic trunk is damaged.
The horse-eye jack (Caranx latus) is a gamefish and minor commercial fish in the family Carangidae.
Horseshoe crabs are marine and brackish water arthropods of the family Limulidae, suborder Xiphosurida, and order Xiphosura.
Howard Atwood Kelly (February 20, 1858 – January 12, 1943), M.D., was an American gynecologist.
The human eye is an organ which reacts to light and pressure.
The Human Fly is the name of two fictional characters appearing in American comic books published by Marvel Comics.
In human anatomy, the head is the upper portion of the human body.
Hyoscine, also known as scopolamine, is a medication used to treat motion sickness and postoperative nausea and vomiting.
Hypancistrus is a genus of loricariid catfish originating from the Amazon basin in South America.
Hyperoxia occurs when cells, tissues and organs are exposed to an excess supply of oxygen (O2) or higher than normal partial pressure of oxygen.
Hyperprosopon argenteum, the walleye surfperch, is a species of surfperch native to the eastern Pacific Ocean.
Hypodermyasis is a parasitic infection by the larvae of warble flies, most notably Hypoderma lineatum and Hypoderma bovis.
Hypsiglena is a genus of small, rear-fanged, colubrid snakes commonly referred to as night snakes.
Hypsiglena jani, commonly known as the Texas night snake or Chihuahuan night snake, is a species of small colubrid native to the southwestern United States and northeastern Mexico.
"I Once Loved a Lass", also known in Scotland as The False Bride, is a folk song of the British Isles.
The Iberian worm lizard or European worm lizard (Blanus cinereus) is a species of reptile in the family Blanidae (worm lizards) of the suborder Amphisbaenidae.
Hasan Ibn al-Haytham (Latinized Alhazen; full name أبو علي، الحسن بن الحسن بن الهيثم) was an Arab mathematician, astronomer, and physicist of the Islamic Golden Age.
Ibrahim ibn Baks (إبراهيم بن بكس; died in 1003 CE) was a physician and a regular lecturer in Al-'Adudi Hospital, a bimaristan located in Baghdad during the Islamic Golden Age.
ICD-9-CM Volume 3 is a system of procedural codes used by health insurers to classify medical procedures for billing purposes.
Idolomantis diabolica, commonly known as the devil's flower mantis or giant devil's flower mantis, is one of the largest species of praying mantis, possibly the largest that mimics flowers.
Image stabilization (IS) is a family of techniques that reduce blurring associated with the motion of a camera or other imaging device during exposure.
Biology is the study of life and its processes.
Optics is the branch of physics which involves the behavior and properties of light, including its interactions with matter and the construction of instruments that use or detect it.
The Indian threadfish (Alectis indica), also known as the Indian threadfin, diamond trevally, mirror fish or plumed trevally, is a large species of coastal marine fish of the jack family, Carangidae.
Infectious coryza is a serious bacterial disease of chickens which affects respiratory system and it is manifested by inflammation of the area below the eye, nasal discharge and sneezing.
Inferior pulvinar nucleus (nucleus pulvinaris inferior) is one of four traditionally anatomically distinguished nuclei of the pulvinar of the thalamus.
The infraorbital canal is a canal found at the base of the orbit that opens on to the maxilla.
Instrument myopia, sometimes called microscope myopia, is a form of myopia that occurs when someone is looking into an optical instrument such as a microscope.
The interorbital region of the skull is located between the eyes, anterior to the braincase.
The aim of an accurate intraocular lens power calculation is to provide an intraocular lens (IOL) that fits the specific needs and desires of the individual patient.
Evolution is the process of change in all forms of life over generations, and evolutionary biology is the study of how evolution occurs.
Iridescence (also known as goniochromism) is the phenomenon of certain surfaces that appear to gradually change colour as the angle of view or the angle of illumination changes.
In humans and most mammals and birds, the iris (plural: irides or irises) is a thin, circular structure in the eye, responsible for controlling the diameter and size of the pupil and thus the amount of light reaching the retina.
An iris cyst, or uveal cyst, is a small hollow structure either attached to the iris of the eye or floating free in the anterior chamber.
Irolita is a genus of softnose skates, family Rajidae, commonly known as the round skates.
Irreducible complexity (IC) is the idea that certain biological systems cannot evolve by successive small modifications to pre-existing functional systems through natural selection.
Jack Deth is the main protagonist in the ''Trancers'' franchise, produced by Charles Band of Empire Pictures and later Full Moon Entertainment, from 1984–2013.
The jacky dragon (Amphibolurus muricatus) is a type of lizard native to southeastern Australia.
Jagged1 (JAG1) is one of five cell surface proteins (ligands) that interact with 4 receptors in the mammalian Notch signaling pathway.
There are many variations of Japanese robotics.
The Japanese roughshark (Oxynotus japonicus) is a rare species of shark in the family Oxynotidae, known only from a handful of specimens recovered from Suruga Bay and the Enshunada Sea off Japan.
The Java loach (Pangio oblonga) is a species of tropical freshwater fish, an unbanded kuhli loach, native to the sandy streams of Southeast Asia.
Jay Neitz is professor of ophthalmology and a color vision researcher at the University of Washington in Seattle, Washington in the United States.
Jeavons syndrome is a type of epilepsy.
Jellyfish or sea jelly is the informal common name given to the medusa-phase of certain gelatinous members of the subphylum Medusozoa, a major part of the phylum Cnidaria.
Jorge Humberto Rodríguez Alvárez (born 20 May 1971 in San Alejo, El Salvador) is a former Salvadoran professional footballer and currently manager.
Jose Pablo Cantillo (born March 30, 1979), is an American actor.
Julia is a four-year-old girl on the children's television program Sesame Street who has autism.
Julia Hasting (born 1970) is a German graphic designer.
Jumping spiders are a group of spiders that constitute the family Salticidae.
The Kai stingaree (Urolophus kaianus) is a species of stingray in the family Urolophidae, known only from two juveniles collected from deep in the Kai Islands of eastern Indonesia.
is a medical text translated into Japanese during the Edo period.
Kalakalay (from kala "black" and kalay "village" in "Hindi" language) is an old village in Tehsil Kabal, Swat District, Khyber Pakhtunkhwa, Pakistan, situated 17.5 km from main city Mingora.
Kamaloʻohua (also called Kamalu-Ohua) (ca. 1416) was a High Chief in ancient Hawaii, according to Hawaiian mythology, and is mentioned in old legends and chants.
Khen Shish (חן שיש; born 1970) is an Israeli painter and installation artist.
Many motifs are used in traditional kilims, handmade flat-woven rugs, each with many variations.
King is a Canadian television series on Family, also aired on Nicktoons TV in the UK from 4 March 2006, and showing on POP! on 12 March 2007.
King-of-the-salmon, Trachipterus altivelis, is a species of ribbonfish in the family Trachipteridae.
Klaus Schulten (January 12, 1947 – October 31, 2016) was a German-American computational biophysicist and the Swanlund Professor of Physics at the University of Illinois at Urbana-Champaign.
The Korean Native is a breed of domestic pig indigenous to Korea.
In Breton folklore, a Korrigan (is a fairy or dwarf-like spirit. The word korrigan means "small-dwarf" (korr means dwarf, ig is a diminutive and the suffix an is a hypocoristic), it is closely related to the Cornish word korrik which means gnome. Their name changes according to the place. Among the other names, there are korrig,Theresa Bane, Encyclopedia of Fairies in World Folklore and Mythology, p205, 2013, McFarland & Company, korred, korrs, kores, couril, crion, goric, kornandon, ozigan, nozigan, torrigan, viltañs, poulpikan, paotred ar sabad...
Krav Maga (קְרַב מַגָּע, lit. "contact-combat") is a military self-defense and fighting system developed for the Israel Defense Forces (IDF) and Israeli security forces (Shin Bet and Mossad) that derived from a combination of techniques sourced from boxing, wrestling, aikido, judo and karate, along with realistic fight training.
Kvabebihyrax kachethicus is an extinct hyrax from the Pliocene of the Caucasus.
The L V Prasad Eye Institute (LVPEI) was established in 1987 at Hyderabad by Gullapalli Nageswara Rao as a not-for-profit, non-government eye care institution.
Many laboratories contain significant risks, and the prevention of laboratory accidents requires great care and constant vigilance.
Lake Ñahuimpuquio (possibly from Quechua ñawi button hole / eye, -n a suffix, pukyu spring of water / source / well) is a lake in Peru located in the Junín Region, Chupaca Province, Ahuac District.
Lateral pulvinar nucleus (nucleus pulvinaris lateralis) is one of four traditionally anatomically distinguished nuclei of the pulvinar of the thalamus.
Leaellynasaura (meaning "Leaellyn's lizard") is a genus of small herbivorous ornithischian dinosaurs from the Albian stage of the Early Cretaceous (dated to between 118 and 110 million years agoHoltz, Thomas R. Jr. (2012) Dinosaurs: The Most Complete, Up-to-Date Encyclopedia for Dinosaur Lovers of All Ages), first discovered in Dinosaur Cove, Australia.
Leftvents are small, deep-sea lophiiform fish comprising the family Linophrynidae distributed throughout tropical to subtropical waters of all oceans.
Leigh syndrome (also called Leigh disease and subacute necrotizing encephalomyelopathy) is an under-recognized inherited neurometabolic disorder that affects the central nervous system.
The Leipzig–Jakarta list is a 100-word list of words used by linguists to test the degree of chronological separation of languages by comparing words that are resistant to borrowing.
Lengsin is a survivor of an ancient family of class I glutamine synthetases in eukaryotes that has undergone evolutionary re-engineering for a tissue-specific, noncatalytic role in the lens of the vertebrate eye.
The lens is a transparent, biconvex structure in the eye that, along with the cornea, helps to refract light to be focused on the retina.
Lenticonus (/len·ti·co·nus/ (len″tĭ-ko´nus)) is a rare congenital anomaly of the eye characterized by a conical protrusion on the crystalline lens capsule and the underlying cortex.
Lepidobatrachus is a genus of ceratophryidid frogs.
Leptopelis vermiculatus, also known as the peacock tree frog, Amani forest treefrog, or vermiculated tree trog, is a species of frog found in forest areas in Tanzania.
Leptophos (O-(4-bromo-2,5-dichlorophenyl) O-methyl phenylphosphonothioate) belongs to the organophosphates and at room temperature it is a stable white solid.
Licking is the action of passing the tongue over a surface, typically either to deposit saliva onto the surface, or to collect liquid, food or minerals onto the tongue for ingestion, or to communicate with other animals.
The Lissamphibia are a group of tetrapods that includes all modern amphibians.
In January 1969, Ace Books switched from a letter-series code for its books to a numeric series.
This is a list of episodes for the British Channel 4 comedy Balls of Steel.
This is a list of fictional characters appearing in the Japanese manga series Deadman Wonderland as well as its anime adaptation.
This is a list of American magazines that are no longer published.
This is a list of characters that appear in Dinosaur King.
A list of types of disorders.
This page lists all the characters from the Donkey Kong franchise.
The DuPont Experimental Station is the main research and development site of DuPont and Chemours.
Gestures are a form of nonverbal communication in which visible bodily actions are used to communicate important messages, either in place of speech or together and in parallel with spoken words.
Category:Lists of words.
This is a list of fictional characters from Happy Tree Friends.
In Our Time is a discussion programme on the history of ideas; it has been hosted since 1998 by Melvyn Bragg on BBC Radio 4 in the United Kingdom.
Jumanji is an American animated television series that was inspired by the movie based on the short story of the same name.
This is a list of characters of the 2009–2010 Japanese tokusatsu series Kamen Rider W.
This is a list of characters from the 1992-1993 Super Sentai television series Kyōryū Sentai Zyuranger.
This page lists many-eyed beings in mythology and fiction.
The main discussion of these abbreviations in the context of drug prescriptions and other medical prescriptions is at List of abbreviations used in medical prescriptions.
This is a list of roots, suffixes, and prefixes used in medical terminology, their meanings, and their etymology.
Power Rangers Ninja Storm is the 2003 Power Rangers season that tells the story of the fight between the Wind Ninja Rangers and the evil Space Ninjas led by Lothor.
Power Rangers Wild Force is the 2002 Power Rangers season that tells the story of the Wild Force Power Rangers and their fight against the polluting Orgs.
The Cyclopædia; or, Universal Dictionary of Arts, Sciences, and Literature is an important 19th century British encyclopædia edited by Rev.
This article is about the characters from Schlock Mercenary, a space opera webcomic.
This is a list of She-Ra: Princess of Power characters.
List of side effects of estradiol which may occur as a result of its us or have been associated with estrogen and/or progestogen therapy includes.
This is a list of episodes of the animated series Super Robot Monkey Team Hyperforce Go!.
The names of many surgical procedure names can be broken into parts to indicate the meaning.
This is a list of episodes of the children's animated series The Cat in the Hat Knows a Lot About That!.
This is a list of characters from Disney/Pixar's ''Toy Story'' franchise which consists of the animated films Toy Story (1995), Toy Story 2 (1999), and Toy Story 3 (2010) and the animated short films.
† not study.
The longfin trevally, Carangoides armatus (also known as the longfin kingfish, longfin cavalla and armed trevally), is a species of inshore marine fish in the jack family, Carangidae.
Lortalamine (LM-1404) is an antidepressant which was synthesized in the early 1980s.
Louise Abbéma (30 October 185310 July 1927) was a French painter, sculptor, and designer of the Belle Époque.
Lysyl oxidase homolog 1, also known as LOXL1, is an enzyme which in humans is encoded by the LOXL1 gene.
Lysyl oxidase homolog 3 is an enzyme that in humans is encoded by the LOXL3 gene.
Ludwig Jakob Bertele (25 December 1900 – 16 November 1985) was a German optics constructor.
Lungfish are freshwater rhipidistian fish belonging to the subclass Dipnoi.
Lycaena rubidus, the ruddy copper, is a butterfly of the family Lycaenidae.
Lycium shawii, desert thorn or Arabian boxthorn is a species of thorny shrub adapted to desert environments, and can be found throughout the Arabian peninsula, and some places in Africa.
Lygosoma veunsaiensis is a species of skink that is endemic to northeastern Cambodia.
Lymphoma (lymposarcoma) in animals is a type of cancer defined by a proliferation of malignant lymphocytes within solid organs such as the lymph nodes, bone marrow, liver and spleen.
;Species: Macaca mulatta;Family: Cercopithecidae; Order: Primates;Gestation: 165 days Dates in days.
The macula or macula lutea is an oval-shaped pigmented area near the center of the retina of the human eye and some other animalian eyes.
A macular hole is a small break in the macula, located in the center of the eye's light-sensitive tissue called the retina.
Madagascarophis is a genus of small, mildly venomous colubrid snakes native to the island of Madagascar.
Magosternarchus is a genus of weakly electric knifefish in the family Apteronotidae, containing two species.
Maiestas vetus is a species of bug from the Cicadellidae family that is indigenous to Australia and New Zealand.
Majungasaurus ("Mahajanga lizard") is a genus of abelisaurid theropod dinosaur that lived in Madagascar from 70 to 66 million years ago, at the end of the Cretaceous Period.
Maleic anhydride is an organic compound with the formula C2H2(CO)2O.
Malingee is a nocturnal malignant Australian Aboriginal spirit.
Mammals normally have a pair of eyes.
Man with a Movie Camera (Человек с кино-аппаратом (Chelovek s kinoapparatom), Людина з кіноапаратом (Liudyna z Kinoaparatom) – sometimes called A Man with a Movie Camera, The Man with the Movie Camera, The Man with a Camera, The Man with the Kinocamera, or Living Russia) – is an experimental 1929 Soviet silent documentary film, directed by Dziga Vertov and edited by his wife Elizaveta Svilova.
The mao or ma'oma'o (Gymnomyza samoensis) is a passerine bird belonging to the genus Gymnomyza in the honeyeater family Meliphagidae.
The Martians, also known as the Invaders, are the fictional race of extraterrestrials from the H.G. Wells novel The War of the Worlds.
A mascot race is a promotional sports entertainment or charity competition consisting of costumed runners racing around a baseball field or race course, usually as a form of between-innings entertainment.
Neotrygon is a genus of stingrays in the family Dasyatidae commonly known as the Maskrays, native to the Indo-West Pacific.
Masoom is a 2014 Bengali Language Film from India.
Masticophis flagellum is a species of nonvenomous colubrid snake, commonly referred to as the coachwhip or the whip snake, which is endemic to the United States and Mexico.
Mati (Greek: Mάτι meaning eye) is a village in Greece.
Mazen Hesham, (born March 29, 1994 in Cairo) is a professional squash player who represents Egypt.
MDK is a 1997 third-person shooter video game developed by Shiny Entertainment for Microsoft Windows.
In mechanical anisocoria, this is the result of damage to the iris dilator muscle, which may be caused by trauma, angle-closure glaucoma, surgery such as cataract removal, or uveitis (inflammation of the eye).
The word medama may refer to the following.
Medial pulvinar nucleus (nucleus pulvinaris medialis) is one of four traditionally anatomically distinguished nuclei of the pulvinar of the thalamus.
The median wasp (Dolichovespula media) is a species of social wasp of the family Vespidae found throughout Europe and Asia.
The Medical University of Vienna (German: Medizinische Universität Wien) is a public university located in Vienna, Austria.
Medicine is the science and practice of the diagnosis, treatment, and prevention of disease.
Megabats constitute the suborder Megachiroptera, and its only family Pteropodidae of the order Chiroptera (bats).
In terrestrial zoology, megafauna (from Greek μέγας megas "large" and New Latin fauna "animal life") are large or giant animals.
Meridian (plural: "meridians") is used in perimetry and in specifying visual fields.
Shadows on the Stars is a fantasy novel by T. A. Barron, published by Penguin Young Readers Group.
Mermis nigrescens is a species of nematode known commonly as the grasshopper nematode.
Metaspriggina is a genus of chordate initially known from two specimens in the Middle Cambrian Burgess Shale and 44 specimens found in 2012 at the Marble Canyon bed in Kootenay National Park.
Methacryloyloxyethyl isocyanate is an extremely poisonous liquid which can be fatal if inhaled, absorbed through skin, or consumed orally.
Methyl 2-fluoroacrylate (MFA) is a chemical compound classified as an acrylate ester.
Metopism is the condition of having a persistent metopic suture, or persistence of the frontal metopic suture in the adult human skull.
The Mexican tetra or blind cave fish (Astyanax mexicanus) is a freshwater fish of the family Characidae of the order Characiformes.
Micrurus browni, commonly known as Brown's coral snake, is a species of venomous elapid snake native to southwestern Mexico and Guatemala.
Micrurus nigrocinctus, commonly known as the Central American coral snake, is a species of venomous elapid snake that ranges from southern Mexico through Central America (except Belize) to northwestern Colombia.
Micrurus tener is a species of venomous snake in the family Elapidae.
The mink frog (Lithobates septentrionalis) is a small species of frog native to the United States and Canada. They are so named for their scent, which reportedly smells like a mink. The scent is more akin to that of rotting onions to those unfamiliar with mink. It is also sometimes referred to as the north frog.
The modern synthesis was the early 20th-century synthesis reconciling Charles Darwin's theory of evolution and Gregor Mendel's ideas on heredity in a joint mathematical framework.
The molluscs have the widest variety of eye morphologies of any phylum, and a large degree of variation in their function.
Mollusca is a large phylum of invertebrate animals whose members are known as molluscs or mollusksThe formerly dominant spelling mollusk is still used in the U.S. — see the reasons given in Gary Rosenberg's.
Monocular O (majuscule: Ꙩ, minuscule: ꙩ) is one of the exotic glyph variants of Cyrillic letter O. This glyph variant was used in certain manuscripts in the root word (eye), and also in some other functions, for example, in the word- and syllable-initial position.
A motor pool consists of all individual motor neurons that innervate a single muscle.
;Species: Mus musculus;Family: Muridae; Order: Rodentia;Gestation: 21 days.
A mucous membrane or mucosa is a membrane that lines various cavities in the body and covers the surface of internal organs.
Mulibrey nanism ("MUscle-LIver-BRain-EYe nanism"), also called Perheentupa syndrome and pericardial constriction with growth failure, is a rare autosomal recessive congenital disorder.
Multisensory integration, also known as multimodal integration, is the study of how information from the different sensory modalities, such as sight, sound, touch, smell, self-motion and taste, may be integrated by the nervous system.
Mustard is a condiment made from the seeds of a mustard plant (white/ yellow mustard, Sinapis alba; brown/ Indian mustard, Brassica juncea; or black mustard, Brassica nigra).
Myasthenia gravis (MG) is a long-term neuromuscular disease that leads to varying degrees of skeletal muscle weakness.
A myeloid sarcoma (chloroma, granulocytic sarcoma, extramedullary myeloid tumor), is a solid tumor composed of immature white blood cells called myeloblasts.
Myiasis is the parasitic infestation of the body of a live mammal by fly larvae (maggots) that grow inside the host while feeding on its tissue.
Myxobolus cordeiroi is a myxozoan parasite of freshwater fish.
Naina Devi is a town and a municipal council in Bilaspur district in the Indian state of Himachal Pradesh.
is a 1996 Japanese horror film directed by Hisayasu Satō.
Nannopterygius (meaning ″small wing/flipper″ in Greek) is a genus of ophthalmosaurid ichthyosaur that lived in the Middle to Late Jurassic (Callovian to Tithonian stages).
The nautilus (from the Latin form of the original ναυτίλος, 'sailor') is a pelagic marine mollusc of the cephalopod family Nautilidae, the sole extant family of the superfamily Nautilaceae and of its smaller but near equal suborder, Nautilina.
Near-sightedness, also known as short-sightedness and myopia, is a condition of the eye where light focuses in front of, instead of on, the retina.
Necrolemur ("dead lemur") is an extinct genus of primate.
Neobisium maritimum is a species of pseudoscorpions in the Neobisiidae family.
Neonatal-onset multisystem inflammatory disease (abbreviated NOMID, also known as chronic infantile neurologic cutaneous and articular syndrome,James, William; Berger, Timothy; Elston, Dirk (2005). Andrews' Diseases of the Skin: Clinical Dermatology. (10th ed.). Saunders.. or CINCA) is a rare genetic periodic fever syndrome which causes uncontrolled inflammation in multiple parts of the body starting in the newborn period.
Netter's Essential Histology is a textbook/atlas of human histology authored by William K. Ovalle and Patrick C. Nahirney.
Neverita duplicata, common name the shark eye, is a species of predatory sea snail, a marine gastropod mollusk in the family Naticidae, the moon snails.
The New Mexico spadefoot toad (Spea multiplicata) is a species of American spadefoot toad found in the southwestern United States and Mexico.
The Niam-Niam parrot (Poicephalus crassus) is a parrot nearly endemic to the Central African Republic.
The nictitating membrane (from Latin nictare, to blink) is a transparent or translucent third eyelid present in some animals that can be drawn across the eye from the medial canthus for protection and to moisten it while maintaining vision.
Night vision is the ability to see in low-light conditions.
Nikkasaurus is an extinct genus of therapsids.
The Nile crocodile (Crocodylus niloticus) is an African crocodile, the largest freshwater predator in Africa, and may be considered the second-largest extant reptile and crocodilian in the world, after the saltwater crocodile (Crocodylus porosus).
Non-lethal weapons, also called less-lethal weapons, less-than-lethal weapons, non-deadly weapons, compliance weapons, or pain-inducing weapons are weapons intended to be less likely to kill a living target than conventional weapons such as knives and firearms.
Nonverbal communication (NVC) between people is communication through sending and receiving wordless cues.
The northern marsupial mole or northwestern marsupial mole (Notoryctes caurinus) is a species of marsupial in the family Notoryctidae.
Notonecta glauca is a species of aquatic insect, and a type of backswimmer.
Novaculichthys taeniourus (rockmover, dragon, or reindeer wrasse) is a species of wrasse mainly found in coral reefs and lagoons in the Indo-Pacific region.
Novomessor ensifer is a species of ant endemic to Mexico.
Oarfish are large, greatly elongated, pelagic lampriform fish belonging to the small family Regalecidae.
The ocean surgeon or ocean surgeonfish (Acanthurus bahianus) is a tropical fish known to live in reefs in the Atlantic Ocean.
An ocelloid is a subcellular structure found in the family Warnowiaceae (warnowiids), which are a members of a group of unicellular organisms known as dinoflagellates.
Ocular dominance columns are stripes of neurons in the visual cortex of certain mammals (including humans) that respond preferentially to input from one eye or the other.
In scaled reptiles, the ocular scales are those forming the margin of the eye.
Ocular straylight is a phenomenon where parts of the eye scatter light, creating glare.
Tonometry is the procedure eye care professionals perform to determine the intraocular pressure (IOP), the fluid pressure inside the eye.
Oculolinctus, also known as "worming" or eyeball-licking fetishism, refers to the paraphilic practice of licking eyeballs for erotic gratification.
Oculomotor apraxia (OMA), also known as Cogan ocular motor apraxia or saccadic initiation failure (SIF) is the absence or defect of controlled, voluntary, and purposeful eye movement.
An odd-eyed cat is a cat with one blue eye and one eye either green, yellow, or brown.
Œillade noire is a red French wine grape variety that has been historically grown in the Languedoc and Provence wine region but it is now close to extinction.
The is a fictional race of Oni born from the sadness and madness of humans from the Japanese Super Sentai series Hyakujuu Sentai Gaoranger.
In head and neck cancer, Ohngren's line is a line that connects the medial canthus of the eye to the angle of the mandible.
Oil droplets are found in the eyes of some animals, being located in the photoreceptor cells.
OKO (r, literally means eye, also an abbreviation for Ob"yedinonnyye Kristallom Osnovaniya (r, literally means Joined by Crystal Foundation)) is a complex of two skyscrapers located on plot 16 in the Moscow International Business Center (MIBC) in Moscow, Russia.
The olm or proteus (Proteus anguinus) is an aquatic salamander in the family Proteidae, the only exclusively cave-dwelling chordate species found in Europe.
The compound eyes of arthropods like insects, crustaceans and millipedes are composed of units called ommatidia (singular: ommatidium).
Opabinia regalis is an extinct, stem group arthropod found in the Middle Cambrian Burgess Shale Lagerstätte of British Columbia, Canada.
Opheodrys is a genus of small to medium-sized non-venomous colubrid snakes commonly referred to as green snakes.
Ophiderpeton is an extinct genus of lepospondyl amphibian from the early Carboniferous to the early Permian.
Ophthalmic drug administration is the administration of a drug through the eyes, most typically as an eye drop formulation.
An ophthalmogram is a documentation or picture related to the eye, such as.
Ophthalmology is a branch of medicine and surgery (both methods are used) that deals with the anatomy, physiology and diseases of the eyeball and orbit.
Opilioacariformes is the smallest order (or superorder) of mites, containing a single family, and around 10 genera.
The Operationen- und Prozedurenschlüssel (OPS) (in 2008, and 2005: OPS-301) is the German modification of the ICPM and now the official classification of operational procedures for power control, the performance record and basis for the claims processing (for inpatient services for G-DRG) of the German hospitals and physicians.
Opticin is a protein that in humans is encoded by the OPTC gene.
Optometry is a health care profession which involves examining the eyes and applicable visual systems for defects or abnormalities as well as the medical diagnosis and management of eye disease.
Tissue engineering of oral mucosa combines cells, materials and engineering to produce a three-dimensional reconstruction of oral mucosa.
In anatomy, the orbit is the cavity or socket of the skull in which the eye and its appendages are situated.
The Orbital Fascia forms the periosteum of the orbit.
Orcanopterus is a genus of a eurypterid classified as part of the family Waeringopteridae.
Ormosia is a genus of legumes (family Fabaceae).
Oryzaephilus surinamensis, the sawtoothed grain beetle, is a beetle in the superfamily Cucujidae.
Ostorhinchus compressus, commonly called the ochre-striped cardinalfish, is a Cardinalfish from the Indo-West Pacific.
The outer ear, external ear, or auris externa is the external portion of the ear, which consists of the auricle (also pinna) and the ear canal.
The following outline is provided as an overview of and topical guide to human anatomy: Human anatomy – scientific study of the morphology of the adult human.
The following outline is provided as an overview of and topical guide to immunology: Immunology is the study of all aspects of the immune system in all organisms.
Outrageous Acts of Science is a science program shown on Science Channel in the U.S., featuring a fast-paced countdown of the top 20 internet videos in each episode.
Ovine rinderpest, also commonly known as peste des petits ruminants (PPR), is a contagious disease primarily affecting goats and sheep; however, camels and wild small ruminants can also be affected.
Oxyropsis is a genus of fish in the family Loricariidae native to South America.
Palatal myoclonus is a rapid spasm of the palatal (roof of the mouth) muscles, which results in clicking or popping in the ear.
Paleothyris was a small, agile, anapsid romeriidan reptile which lived in the Middle Pennsylvanian epoch in Nova Scotia (approximately 312 to 304 million years ago).
Pangu is the first living being and the creator of all in some versions of Chinese mythology.
The Paraguayan fat-tailed mouse opossum (Thylamys macrurus) is a species of opossum in the family Didelphidae.
Partialism is sexual interest with an exclusive focus on a specific part of the body other than the genitals.
Paul Anton Cibis, M.D. (26 June 1911 – 30 April 1965) was a clinical ophthalmologist, surgeon and pioneer of modern vitreoretinal surgery.
The peacock flounder (Bothus mancus), also known as the flowery flounder, is a species of fish in the family Bothidae (lefteye flounders).
The pecten or pecten oculi is a comb-like structure of blood vessels belonging to the choroid in the eye of a bird.
Pee-wee's Playhouse is an American children's television program starring Paul Reubens as the childlike Pee-wee Herman which ran from 1986 to 1990 on Saturday mornings on CBS, and airing in reruns until July 1991.
Pelagic fish live in the pelagic zone of ocean or lake waters – being neither close to the bottom nor near the shore – in contrast with demersal fish, which do live on or near the bottom, and reef fish, which are associated with coral reefs.
Pelmatoplanini is a tribe of land planarians in the subfamily Rhynchodeminae.
Pendular nystagmus is a sinusoidal oscillation, which refers to the waveform of involuntary eye movements that may occur in any direction.
Perception (from the Latin perceptio) is the organization, identification, and interpretation of sensory information in order to represent and understand the presented information, or the environment.
Perch is a common name for fish of the genus Perca, freshwater gamefish belonging to the family Percidae.
Perioral dermatitis is a type of skin rash.
Periorbital hyperpigmentation is characterized by dark circles around the eyes, which are common, often familial, and frequently found in individuals with dark pigmentation or Mediterranean ancestry.
Peripherin-2 is a protein, that in humans is encoded by the PRPH2 gene.
Persistent tunica vasculosa lentis is a congenital ocular anomaly.
Phacops rana (Eldredgeops rana) is a species of trilobite from the middle Devonian period.
PhenX (consensus measures for Phenotypes and eXposures) is a community-driven effort to provide standard measures for use in biomedical research.
The Philippine tarsier (Carlito syrichta), known locally as mawmag in Cebuano/Visayans and mamag in Luzon, is a species of tarsier endemic to the Philippines.
A photograph or photo is an image created by light falling on a light-sensitive surface, usually photographic film or an electronic medium such as a CCD or a CMOS chip.
Photophthalmia (pho·toph·thal·mia (fōt″of-thal´me-ah)) is ophthalmia or inflammation of the eye, especially of the cornea and conjunctiva due to exposure to intense light of short wavelength (as ultraviolet light), as in snow blindness.
Phyllolepis (from the Greek roots for ‘leaf’ and ‘scale’)Murphy, Dennis C. 4..20.2016.
A pigment is a material that changes the color of reflected or transmitted light as the result of wavelength-selective absorption.
The pineal gland, also known as the conarium, kônarion or epiphysis cerebri, is a small endocrine gland in the vertebrate brain.
A pinhole camera is a simple camera without a lens but with a tiny aperture, a pinhole – effectively a light-proof box with a small hole in one side.
Platynereis dumerilii is a species of annelids.
Plumage ("feather") refers both to the layer of feathers that cover a bird and the pattern, colour, and arrangement of those feathers.
The plural (sometimes abbreviated), in many languages, is one of the values of the grammatical category of number.
Polymicrogyria (PMG) is a condition that affects the development of the human brain by multiple small gyri (microgyri) creating excessive folding of the brain leading to an abnormally thick cortex.
The saddled bichir, Polypterus endlicheri endlicheri, is a prototypical species of the Polypterus genus, meaning most of its features are held across the genus.
Pontella is a marine copepod genus in the family Pontellidae.
is a construction toy for building models of unusual creatures (which are also referred to as pontiki).
Predation is a biological interaction where a predator (a hunting animal) kills and eats its prey (the organism that is attacked).
In mammals, pregnancy is the period of reproduction during which a female carries one or more live offspring from implantation in the uterus through gestation.
Primate experiments at Columbia University came to public attention in October 2003, when CNN reported that a university veterinarian had approached its Institutional Animal Care and Use Committee about experiments being carried out there on baboons.
Pristolepis pentacantha is a species of fish in the family Pristolepididae described from Kabani River of Kerala, India.
Progeroid syndromes (PS) are a group of rare genetic disorders which mimic physiological aging, making affected individuals appear to be older than they are.
Propliopithecus is an extinct genus of primate.
PRP36 (Proline Rich Protein 36) is an extracellular protein in Homo sapiens that is encoded by the PRR36 (Proline Rich Region 36) gene that contains a domain of unknown function, DUF4596, towards the C terminus of the protein.
Putative serine protease 56 (PRSS56) is a serine protease that has been implicated in human eye development.
In biology, pseudoculus (plural pseudoculi) is the name applied to various eye-like structures which are nevertheless not eyes.
Pseudotanais jonesi is a species of tanaidacean crustacean.
Psittacosaurus ("parrot lizard") is a genus of extinct ceratopsian dinosaur from the Early Cretaceous of what is now Asia, existing between 126 and 101 million years ago.
Psychic Ills are an American experimental rock/psychedelic rock band from New York City, consisting of Tres Warren (vocals/guitar) and Elizabeth Hart (vocals/bass).
A pterygium is a pinkish, triangular tissue growth on the cornea of the eye.
The pupil is a hole located in the center of the iris of the eye that allows light to strike the retina.
The pupillary light reflex (PLR) or photopupillary reflex is a reflex that controls the diameter of the pupil, in response to the intensity (luminance) of light that falls on the retinal ganglion cells of the retina in the back of the eye, thereby assisting in adaptation to various levels of lightness/darkness.
A puppy is a juvenile dog.
is a 1993 horizontally scrolling shooter video game.
Blizzard Entertainment's real-time strategy game series StarCraft revolves around interstellar affairs in a distant sector of the galaxy, with three species and multiple factions all vying for supremacy in the sector.
Radical 109 meaning "eye" is 1 of 23 Kangxi radicals (214 radicals total) composed of 5 strokes.
Rapid eye movement sleep (REM sleep, REMS) is a unique phase of sleep in mammals and birds, distinguishable by random/rapid movement of the eyes, accompanied with low muscle tone throughout the body, and the propensity of the sleeper to dream vividly.
The razorback scabbardfish, Assurger anzac, is a rare species of cutlassfish, family Trichiuridae, and the only member of its genus.
Reanimatsioon is the third album by Estonian punk rock band Singer Vinger and the first to be released on CD.
A recessed light or downlight (also pot light in Canadian English, sometimes can light (for canister light) in American English) is a light fixture that is installed into a hollow opening in a ceiling.
The red reflex refers to the reddish-orange reflection of light from the back of the eye, or fundus, observed when using an ophthalmoscope or retinoscope.
The red-and-yellow barbet (Trachyphonus erythrocephalus) is a species of African barbet found in eastern Africa.
The red-bellied lemur (Eulemur rubriventer) is a medium-sized strepsirrhine primate with a luxuriant chestnut brown coat.
The red-bellied newt (Taricha rivularis) is a newt, native to coastal woodlands in northern California, that is terrestrial for most of its life.
The red-eared slider (Trachemys scripta elegans), also known as the red-eared terrapin, is a semiaquatic turtle belonging to the family Emydidae.
The red-eye effect in photography is the common appearance of red pupils in color photographs of the eyes of humans and several other animals.
The red-headed krait (Bungarus flaviceps), is a large venomous elapid snake with dramatic coloration.
Rejuvenation is a medical discipline focused on the practical reversal of the aging process.
The Reporting of Injuries, Diseases and Dangerous Occurrences Regulations 2013, often known by the acronym RIDDOR, is a 2013 Statutory Instrument of the Parliament of the United Kingdom.
The retina is the innermost, light-sensitive "coat", or layer, of shell tissue of the eye of most vertebrates and some molluscs.
Horizontal cells are the laterally interconnecting neurons having cell bodies in the inner nuclear layer of the retina of vertebrate eyes.
Retinal detachment is a disorder of the eye in which the retina separates from the layer underneath.
In enzymology, a retinol dehydrogenase (RDH) is an enzyme that catalyzes the chemical reaction Sometimes, in addition to or along with NAD+, NADP+ can act as a preferred cofactor in the reaction as well.
Rhyme royal (or rime royal) is a rhyming stanza form that was introduced to English poetry by Geoffrey Chaucer.
Rhynchohyalus natalensis, the Glasshead barreleye, is a species of barreleye found in oceans around the world at depths from.
Ridgeheads, also known as bigscales, are a family (Melamphaidae, from the Greek melanos and amphi) of small, deep-sea stephanoberyciform fish.
The ring-tailed cardinalfish (Ostorhinchus aureus) is a widespread fish species in the family Apogonidae found in the Red Sea and off East Africa to Papua New Guinea, north to Japan, and south to Australia.
Robbie Warren Derringer (born July 6, 1967) is an Daytime Emmy Nominated American actor.
Robert B. Daroff is a pioneer of ocular motor research.
The Robosapien V2 is the second generation of Mark Tilden's Robosapien robot.
Rock 'n' Roll is a computer game for the Commodore 64, Atari ST, Amiga, MS-DOS, ZX Spectrum and Amstrad CPC, published by Rainbow Arts in 1989.
The Rocky Mountain Horse is a horse breed developed in the state of Kentucky in the United States.
Rod outer segment membrane protein 1 is a protein that in humans is encoded by the ROM1 gene.
Rubeosis iridis, also called neovascularization of the iris (NVI), is a medical condition of the iris of the eye in which new abnormal blood vessels (formed by neovascularization) are found on the surface of the iris.
Sabertooth or sabretooth fish are small, fierce-looking deep-sea aulopiform fish comprising the family Evermannellidae.
Saccadic masking, also known as (visual) saccadic suppression, is the phenomenon in visual perception where the brain selectively blocks visual processing during eye movements in such a way that neither the motion of the eye (and subsequent motion blur of the image) nor the gap in visual perception is noticeable to the viewer.
The saffron toucanet (Pteroglossus bailloni) is a species of bird in the family Ramphastidae found in the Atlantic Forest in far north-eastern Argentina, south-eastern Brazil, and eastern Paraguay.
Saline, also known as saline solution, is a mixture of sodium chloride in water and has a number of uses in medicine.
The salt gland is an organ for excreting excess salts.
Santa Jeremy Ono (大野三太; born 1962) is a Canadian-American biologist and university administrator.
Sattler's layer, named after Hubert Sattler, an Austrian ophthalmologist, is one of five (or six) layers of medium-diameter blood vessels of the choroid, and a layer of the eye.
Scallop is a common name that is primarily applied to any one of numerous species of saltwater clams or marine bivalve mollusks in the taxonomic family Pectinidae, the scallops.
Scaphiopus is a genus of North American amphibian commonly referred to as the North American spadefoots, southern spadefoots, or eastern spadefoot toads.
The sclera, also known as the white of the eye, is the opaque, fibrous, protective, outer layer of the human eye containing mainly collagen and some elastic fiber.
Sclerotic rings are rings of bone found in the eyes of several groups of vertebrate animals, except for mammals and crocodilians.
Scutigera is a centipede genus in the family Scutigeridae.
Semibalanus balanoides is a common and widespread boreo-arctic species of acorn barnacle.
The Senegal bushbaby (Galago senegalensis), also known as the Senegal galago, the lesser galago or the lesser bush baby, is a small, nocturnal primate, a member of the galago family Galagidae.
A sensory cue is a statistic or signal that can be extracted from the sensory input by a perceiver, that indicates the state of some property of the world that the perceiver is interested in perceiving.
Sensory overload occurs when one or more of the body's senses experiences over-stimulation from the environment.
Severe cutaneous adverse reactions or SCARs are a group of potentially lethal adverse drug reactions that involve the skin and mucous membranes of various body openings such as the eyes, ears, and inside the nose, mouth, and lips.
The Seychelles warbler (Acrocephalus sechellensis), also known as Seychelles brush warbler, is a small songbird found on five granitic and corraline islands in the Seychelles.
The shagreen ray or fuller's ray (Leucoraja fullonica) is a species of skate in the family Rajidae.
Sharks are a group of elasmobranch fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head.
The sharpnose sevengill shark (Heptranchias perlo), also known as one-finned shark, perlon shark, sevengill cow shark, sharpsnouted sevengill or slender sevengill, is a species of shark in the family Hexanchidae, and the only living species in the genus Heptranchias.
The sharptail mola (Masturus lanceolatus) is a species of mola found circumglobally in tropical and temperate waters.
A shield is a piece of personal armour held in the hand or mounted on the wrist or forearm.
Signal transduction is the process by which a chemical or physical signal is transmitted through a cell as a series of molecular events, most commonly protein phosphorylation catalyzed by protein kinases, which ultimately results in a cellular response.
Silurichthys is a genus of sheatfishes native to Asia.
The Silver Marten is a breed of domestic rabbit.
The silver spinyfin (Diretmus argenteus) is a spinyfin of the genus Diretmus, found around the world except the Mediterranean, at depths down to 2,000 m. It belongs to the monotypic genus Diretmus.
A simple eye (sometimes called a pigment pit) refers to a type of eye form or optical arrangement that contains a single lens.
Jorge Arias (born September 5, 1977) is a Mexican-American professional wrestler currently signed to WWE, where he performs on the SmackDown brand under the ring name Sin Cara.
Sinibrama is a small genus of cyprinid fishes, the five currently recognized species distributed in south China, Taiwan, Laos, and Vietnam.
Sivatherium ("Shiva's beast") is an extinct genus of giraffid that ranged throughout Africa to the Indian Subcontinent.
Homeobox protein SIX3 is a protein that in humans is encoded by the SIX3 gene.
Sjögren syndrome (SjS, SS) is a long-term autoimmune disease in which the moisture-producing glands of the body are affected.
The skull is a bony structure that forms the head in vertebrates.
The skull roof, or the roofing bones of the skull, are a set of bones covering the brain, eyes and nostrils in bony fishes and all land-living vertebrates.
Slimeheads, also known as roughies and redfish, are mostly small, exceptionally long-lived, deep-sea beryciform fish constituting the family Trachichthyidae (derived from the Greek trachys - "rough" and ichthys - "fish").
The slit lamp is an instrument consisting of a high-intensity light source that can be focused to shine a thin sheet of light into the eye.
Smooth muscle is an involuntary non-striated muscle.
The solenette or yellow sole, Buglossidium luteum, is a species of flatfish in the family Soleidae, and the only member of its genus.
The somatosensory system is a part of the sensory nervous system.
"Some of the Things That Molecules Do" is the second episode of the American documentary television series Cosmos: A Spacetime Odyssey.
South African criminal law is the bodies of national laws relating to crimes ans statisice in South Africa and South of Asia.
The south Melanesian cuckooshrike (Coracina caledonica) is an uncommon species of bird in the cuckooshrike family.
The southern (or armless) flounders are a small family, Achiropsettidae, of flounders found in Antarctic and sub-Antarctic waters.
The southern marsupial mole (Notoryctes typhlops) is a mole-like marsupial found in the western central deserts of Australia.
Southolt is a village and civil parish in Suffolk, about southeast of Eye, on the road between Bedingfield and Worlingworth.
The are a fictional band of ruthless ninjas from outer space who are the main antagonists in the Ninpuu Sentai Hurricaneger television series.
The genus Spalax contains the blind, fossorial, or subterranean mole rats, which are one of several types of rodents that are called "mole rats".
Spea is a genus of North American amphibian commonly referred to as the western spadefoot toads.
Specified risk material (SRM) is the general term designated for tissues of ruminant animals that cannot be inspected and passed for human food because scientists have determined that BSE-causing prions concentrate there.
Spondylo-ocular syndrome is a rare genetic disorder characterised by lesions in the eye and the spine.
The spongehead catshark (Apristurus spongiceps) is a rare species of deep-sea catshark, family Scyliorhinidae.
The spring salamander (Gyrinophilus porphyriticus) is a species of salamander in the family Plethodontidae.
Squinting is the action of looking at something with partially closed eyes.
Sri Lanka Eye Donation Society (ශ්රී ලංකා අක්ෂිදාන සංගමය, இலங்கை கண் தானச்சங்கம்) is a non-governmental organization involved in donating human eyes and tissues for transplantation.
The starry flounder (Platichthys stellatus), also known as the grindstone, emerywheel and long-nosed flounder, is a common flatfish found around the margins of the North Pacific.
Stemonidium hypomelas is a species of deep-sea eel in the family Serrivomeridae, originally described from a 171-mm specimen taken from a depth of around 1,000 m near Niihau Island, Hawaii in 1902.
Stenodema laevigatum, or sometimes Stenodema laevigata (also called Grass bug), is a carnivorous species of bug from Miridae family.
The stereo cameras approach is a method of distilling a noisy video signal into a coherent data set that a computer can begin to process into actionable symbolic objects, or abstractions.
Sternarchogiton porcinum is a species of weakly electric knifefish in the family Apteronotidae.
A stick figure is a very simple drawing of a person or animal, composed of a few lines, curves, and dots.
Stimulus modality, also called sensory modality, is one aspect of a stimulus or what we perceive after a stimulus.
The stoplight loosejaws are small, deep-sea dragonfishes of the genus Malacosteus, classified either within the subfamily Malacosteinae of the family Stomiidae, or in the separate family Malacosteidae.
Strabismus, also known as crossed eyes, is a condition in which the eyes do not properly align with each other when looking at an object.
A strike is a directed physical attack with either a part of the human body or with an inanimate object (such as a weapon) intended to cause blunt trauma or penetrating trauma upon an opponent.
The Stuttering frog is a large species of frog that inhabits temperate and sub-tropical rainforest and wet sclerophyll forest in Australia.
Sulfuric acid (alternative spelling sulphuric acid) is a mineral acid with molecular formula H2SO4.
The superior vena cava (SVC) is the superior of the two venae cavae, the great venous trunks that return deoxygenated blood from the systemic circulation to the right atrium of the heart.
In scaled reptiles, supraocular scales are (enlarged) scales on the crown immediately above the eye.
Surface anatomy (also called superficial anatomy and visual anatomy) is the study of the external features of the body of an animal.
Surfactant protein A1 (SP-A1), also known as Pulmonary surfactant-associated protein A1 (PSP-A) is a protein that in humans is encoded by the SFTPA1 gene.
Surfactant protein A2 (SP-A2), also known as Pulmonary surfactant-associated protein A2 (PSP-A2) is a protein that in humans is encoded by the SFTPA2 gene.
The swallow-tailed hummingbird (Eupetomena macroura) is a species in the hummingbird family (Trochilidae), found mainly in east-central South America.
Swordfish (Xiphias gladius), also known as broadbills in some countries, are large, highly migratory, predatory fish characterized by a long, flat bill.
Sydney New Year's Eve 2012–13 was the 18th Sydney New Year's Eve held at Sydney Harbour on the evening of 31 December 2012 and in the early hours of 1 January 2013.
Symphurus is a genus of fish in the family Cynoglossidae found in the Atlantic, Indian and Pacific Ocean.
Symphurus thermophilus is a species of tonguefish notable for being the only flatfish known to be an obligate inhabitant of hydrothermal vents.
Synchysis scintillans is a degenerative condition of the eye resulting in liquefied vitreous humor and the accumulation of cholesterol crystals within the vitreous.
Synthetoceras tricornatus is a large, extinct protoceratid artiodactyl, endemic to North America from the Miocene epoch, 13.6—5.33 Ma, existing for approximately.
Talitrus saltator, a species of sand hopper, is a common amphipod crustacean of sandy coasts around Europe.
The tapetum lucidum (Latin: "bright tapestry; coverlet", plural tapeta lucida) is a layer of tissue in the eye of many vertebrates.
Tapioca pudding (similar to sago pudding) is a sweet pudding made with tapioca and either milk or cream.
Tatvas are the 96 qualities or properties of human body according to Akilattirattu Ammanai, the religious book of Ayyavazhi.
Tauroursodeoxycholic acid (TUDCA) is an ambiphilic bile acid.
The teardrop tattoo or tear tattoo is a symbolic tattoo of a tear that is placed underneath the eye.
Tearing, lacrimation, or lachrymation is the secretion of tears, which often serves to clean and lubricate the eyes in response to an irritation of the eyes.
Telescopefish are small, deep-sea aulopiform fish comprising the small family Giganturidae.
A teratoma is a tumor made up of several different types of tissue, such as hair, muscle, or bone.
Tetrachromacy is the condition of possessing four independent channels for conveying color information, or possessing four types of cone cells in the eye.
Thaumatichthys is a genus of deep-sea anglerfish in the family Thaumatichthyidae, with three known species.
The Oath is an allegorical 1995 horror/fantasy novel by Frank E. Peretti.
The Tripods is a series of young adult novels written by John Christopher, beginning in 1967.
The Unbelievable Truth is a BBC radio comedy panel game made by Random Entertainment, devised by Graeme Garden and Jon Naismith.
The Why Why Family (Les Kikekoi and also known as Saban's The Why Why Family) is a French cartoon television series for children, which originally aired in 1996, written by Annabelle Perrichon and François-Emmanuel Porché and produced by Saban Entertainment and CinéGroupe.
The Wife of Auchtermuchty is a Scots poem of the fifteenth or sixteenth centuries.
The Zula Patrol is an animated television series distributed by American Public Television to PBS stations in the United States.
Thielavia subthermophila is a ubiquitous, filamentous fungus that is a member of the phylum Ascomycota and order Sordariales.
In the religion of ancient Babylon, Tiamat (𒀭𒋾𒊩𒆳 or, Greek: Θαλάττη Thaláttē) is a primordial goddess of the salt sea, mating with Abzû, the god of fresh water, to produce younger gods.
Tiger hunting is the capture and killing of tigers.
The tiger salamander or eastern tiger salamander (Ambystoma tigrinum) is a North American species of mole salamander.
Tinbergen's four questions, named after Nikolaas Tinbergen and based on Aristotle's four causes, are complementary categories of explanations for behaviour.
The tire track eel (Mastacembelus armatus) is a species of ray-finned, spiny eels belonging to the genus Mastacembelus (Scopoli, 1777) of the family Mastacembelidae, and is native to the riverine fauna of India, Pakistan, Sri Lanka, Thailand, Viet Nam, Indonesia and other parts of South East Asia.
TMEM44 (Transmembrane protein 44) is a protein that in humans is encoded by the TMEM44 gene.
The Toxocaridae are a zoonotic family of parasitic nematodes that infect canids and felids and which cause toxocariasis in humans (visceral larva migrans and ocular larva migrans).
Toxoplasma gondii is an obligate intracellular, parasitic alveolate that causes the disease toxoplasmosis.
A trabecula (plural trabeculae, from Latin for "small beam") is a small, often microscopic, tissue element in the form of a small beam, strut or rod that supports or anchors a framework of parts within a body or organ.
Transgender hormone therapy of the male-to-female (MTF) type, also known as feminizing hormone therapy, is a form of hormone replacement therapy (HRT) and sex reassignment therapy which is used to change the secondary sexual characteristics of transgender people from masculine (or androgynous) to feminine.
The transparent eyeball is a philosophical metaphor originated by Ralph Waldo Emerson.
Triacanthidae, commonly known as triplespines or tripodfishes, is a family of Indo-Pacific fishes.
The triangle of reference (also known as the triangle of meaning and the semiotic triangle) is a model of how linguistic symbols are related to the objects they represent.
Tricho-hepato-enteric syndrome (THE), also known as syndromic or phenotypic diarrhea, is an extremely rare congenital bowel disorder which manifests itself as intractable diarrhea in infants with intrauterine growth retardation, hair and facial abnormalities.
Trichromacy or trichromatism is the possessing of three independent channels for conveying color information, derived from the three different types of cone cells in the eye.
Trifluoroacetyl chloride (also known as TFAC) is a gaseous chemical compound with the chemical formula C2ClF3O.
Trigonospila cingulata is a species of fly in the family Tachinidae.
Trilobites (meaning "three lobes") are a fossil group of extinct marine arachnomorph arthropods that form the class Trilobita.
Trimorphodon is a genus of mildly venomous, rear-fanged, colubrid snakes.
The Western Lyre Snake (Trimorphodon biscutatus) is a mildly venomous colubrid snake native to the western United States, northern Mexico, and Central America.
The Texas lyre snake (Trimorphodon biscutatus vilkinsonii) is a subspecies of mildly venomous rear-fanged snake in the family Colubridae.
The tropical sawshark, Pristiophorus delicatus, is a recently described species of sawshark, family Pristiophoridae, formerly known in literature as Pristiophorus sp.
Tropidoclonion is a genus of small colubrid snakes, commonly known as lined snakes, which are endemic to North America.
Twinworld (also spelled TwinWorld or Twin World) is a computer game, published by Ubi Soft for the Commodore 64, Amstrad CPC, Acorn Archimedes, Amiga and Atari ST computers in the late 1980s.
Two Eyes or two eyes may refer to.
Butterflies, or members of the Papilionoidea superfamily, use two ultraviolet signals, UV reflectance or absorbance as a communication system.
Underwater camouflage is the set of methods of achieving crypsis—avoidance of observation—that allows otherwise visible aquatic organisms to remain unnoticed by other organisms such as predators or prey.
The Uniform Anatomical Gift Act (UAGA), and its periodic revisions, is one of the Uniform Acts drafted by the National Conference of Commissioners on Uniform State Laws (NCCUSL), also known as the Uniform Law Commission (ULC), in the United States with the intention of harmonizing state laws between the states.
Uraeotyphlus malabaricus is a species of caecilian in the family Ichthyophiidae.
Uroplatus phantasticus, the satanic leaf-tailed gecko, is a species of gecko indigenous to the island of Madagascar.
Uveitis is the inflammation of the uvea, the pigmented layer that lies between the inner retina and the outer fibrous layer composed of the sclera and cornea.
Valasca is a woman mentioned in the History of Bohemia by Aeneas Silvius (Pope Pius II).
Vertebrates comprise all species of animals within the subphylum Vertebrata (chordates with backbones).
Very Short Introductions (VSI) are a book series published by the Oxford University Press (OUP).
Vicente da Fonseca Lucas (born 24 September 1935), known simply as Vicente, is a Portuguese retired footballer who played as a central defender.
The villains of the Power Rangers universe that appeared in the television series Mighty Morphin Power Rangers and the film Mighty Morphin Power Rangers: The Movie were aliens serving or allied to Rita Repulsa and/or, later, Lord Zedd, including the warrior Goldar.
The violet-green swallow (Tachycineta thalassina) is a small North American passerine bird in the swallow family.
Virotherapy is a treatment using biotechnology to convert viruses into therapeutic agents by reprogramming viruses to treat diseases.
Vis (Italian: Lissa) is a town on the eponymous island in the Adriatic Sea in southern Croatia.
visage|SDK is a multiplatform software development kit (SDK) created by Visage Technologies AB.
Vision is an important sensory system for most species of fish.
Vision science is the scientific study of vision.
Visual acuity (VA) commonly refers to the clarity of vision.
Visual communication is the conveyance of ideas and information in forms that can be seen.
Visual processing is the sequence of steps that information takes as it flows from visual sensors to cognitive processing organs.
Vitreledonella is a genus of mesopelagic octopods from the family Amphitretidae which contains two species, one of which is the glass octopus.
The vitreous body is the clear gel that fills the space between the lens and the retina of the eyeball of humans and other vertebrates.
The vitreous chamber is the space in the eye occupied by vitreous humor.
A Volk lens is a brand of diagnostic lens used with a slit lamp instrument which provides a bright focal source of light with a slit of variable width and height.
W 63 minuty dookoła świata (Polish: Around the world in 63 minutes) is the second studio album by Polish hip-hop group Kaliber 44 released March 2, 1998 on S.P. Records.
Wang Zhenfeng (王貞風) (436–479), formally Empress Gong (恭皇后, literally "the respectful empress"), was an empress of the Chinese Liu Song Dynasty.
Warble fly is a name given to the genus Hypoderma, large flies which are parasitic on cattle and deer.
Warm-blooded animal species can maintain a body temperature higher than their environment.
The Warnowiaceae are a family of athecate dinoflagellates (a diverse group of unicellular eukaryotes).
"We Call It Acieed" is an acid house-influenced song from A Little Bit of This, a Little Bit of That by D Mob featuring Gary Haisman.
Weird Dreams is a cinematic platformer game by Rainbird Software which was published for the Amiga, Atari ST, Commodore 64 and MS-DOS.
Welcome to Pooh Corner is a live-action/puppet television series that aired on Disney Channel, featuring the characters from the Winnie the Pooh universe portrayed by actors in human-sized puppet suits, except Roo, who was originally a traditional puppet.
The West African lungfish (Protopterus annectens), also known as the Tana lungfish or simply African lungfish, is a species of African lungfish.
The western ground snake (Sonora semiannulata) is a species of small, harmless colubrid snake.
The western tubenose goby (Proterorhinus semilunaris) is a species of goby native to fresh waters of the Black Sea and Aegean Sea basins,.
The whitefin dogfish (Centroscyllium ritteri) is a species of deep-sea dogfish shark in the family Etmopteridae.
William Moon, Hon.
William Taylor Ham was an American health physicist and founding member of the Health Physics Society.
The wonga pigeon (Leucosarcia melanoleuca) is a pigeon that inhabits areas in eastern Australia with its range being from Central Queensland to Gippsland, eastern Victoria, Australia.
The World Association of Eye Hospitals (WAEH) is a worldwide network of leading hospitals, Founded in 2007 in Rotterdam, It promotes ophthalmology practice through social outreach and information on eye care and health administration.
Masamune Shirow's manga and anime series Ghost in the Shell takes place in a (post)cyberpunk version of Earth in the near future.
Xyliphius is a genus of banjo catfishes from South America This genus appears to be widespread in the Magdalena, Orinoco, Amazon, and Paraguay-Paraná River systems where they are most common in deeper waters.
Yes and no, or word pairs with a similar usage, are expressions of the affirmative and the negative, respectively, in several languages including English.
The Yip Yips (also known as the Martians or aliens) are characters on the popular American children's television show Sesame Street.
The letter yogh (ȝogh) (Ȝ ȝ; Middle English: ȝogh) was used in Middle English and Older Scots, representing y and various velar phonemes.
Yossi Gross (born February 5, 1947) is an Israeli engineer, inventor and entrepreneur.
1,1,2-Trichloroethane, or 1,1,2-TCA, is an organochloride solvent with the molecular formula C2H3Cl3.
1-Bromopropane (n-propylbromide or nPB) is an organobromine compound with the chemical formula CH3CH2CH2Br.
2 (two) is a number, numeral, and glyph.
2-Chloroethanesulfonyl chloride is a chemical compound used in the making of other chemicals.
The year 2011 involved many significant scientific events, including the first artificial organ transplant, the launch of China's first space station and the growth of the world population to seven billion.
The 2013 Belgorod shooting was a mass murder that occurred on April 22, 2013, in Belgorod, Russia, where six people were killed.
The 2014–15 season was Cardiff City Football Club's 98th season playing professional football and the 87th in the Football League.
2018 has been designated as the third International Year of the Reef by the International Coral Reef Initiative.
2019 (MMXIX) will be a common year starting on Tuesday of the Gregorian calendar, the 2019th year of the Common Era (CE) and Anno Domini (AD) designations, the 19th year of the 3rd millennium, the 19th year of the 21st century, and the 10th and last year of the 2010s decade.
4-Methyl-3-thiosemicarbazide is an organic compound with the formula of C2H7N3S.
Animal eyes, Apposition eye, Camera-type eye, Compound Eye, Compound Eyes, Conjunctival disorders, Cyber-eye, Eye (anatomy), Eye (invertebrate), Eye (vertebrate), Eye ball, Eye balls, Eye membrane, Eyeball, Eyeballs, Eyes, Facet eyes, Fly's eye lens, Ocular, Ocular globe, Oculars, Ommateum, Ommotidium, Pinhole eye, Robotic eye, Schizochroal eye, Simple eye.