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Aether (classical element)

Index Aether (classical element)

According to ancient and medieval science, aether (αἰθήρ aithēr), also spelled æther or ether and also called quintessence, is the material that fills the region of the universe above the terrestrial sphere. [1]

63 relations: A Greek–English Lexicon, Aether (mythology), Aethiopia, Air (classical element), Akasha, Albert Einstein, Alchemy, Ancient Greek philosophy, Arche, Aristotelian physics, Aristotle, Celestial spheres, Christiaan Huygens, Classical element, Dark energy, Dark matter, Distillation, Elixir, Energy (esotericism), Erebus, Etheric body, Etheric plane, Ethiopia, Etymologicum Genuinum, Fifth force, G. E. R. Lloyd, Greek mythology, History of science, Homeric Greek, Indogermanisches etymologisches Wörterbuch, Ionian School (philosophy), Isaac Newton, James Clerk Maxwell, Johann II Bernoulli, Julius Pokorny, Latin, Longitudinal wave, Louis de Broglie, Luminiferous aether, Mercury (element), Michelson–Morley experiment, Nyx, On the Heavens, Philosopher's stone, Philosophiæ Naturalis Principia Mathematica, Plato, Platonic Academy, Plotinus, Prana, Qi, ..., Quintessence (physics), Radiant energy, Ramon Llull, Robert Boyle, Robert Fludd, Special relativity, Sublunary sphere, Sulfur, Timaeus (dialogue), Transverse wave, Universe, Vacuum, Wave. Expand index (13 more) »

A Greek–English Lexicon

A Greek–English Lexicon, often referred to as Liddell & Scott, Liddell–Scott–Jones, or LSJ, is a standard lexicographical work of the Ancient Greek language.

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Aether (mythology)

In Greek mythology, Aether (Αἰθήρ Aither) was one of the primordial deities.

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Ancient Aethiopia (Αἰθιοπία Aithiopia) first appears as a geographical term in classical documents in reference to the upper Nile region, as well as all certain areas south of the Sahara desert and south of the Atlantic Ocean.

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Air (classical element)

Air is one of the four classical elements in ancient Greek philosophy and in Western alchemy.

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Akasha (Sanskrit आकाश) is a term for either space or æther in traditional Indian cosmology, depending on the religion.

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Albert Einstein

Albert Einstein (14 March 1879 – 18 April 1955) was a German-born theoretical physicist who developed the theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics).

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Alchemy is a philosophical and protoscientific tradition practiced throughout Europe, Africa, Brazil and Asia.

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Ancient Greek philosophy

Ancient Greek philosophy arose in the 6th century BC and continued throughout the Hellenistic period and the period in which Ancient Greece was part of the Roman Empire.

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Arche (ἀρχή) is a Greek word with primary senses "beginning", "origin" or "source of action".

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Aristotelian physics

Aristotelian physics is a form of natural science described in the works of the Greek philosopher Aristotle (384–).

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Aristotle (Ἀριστοτέλης Aristotélēs,; 384–322 BC) was an ancient Greek philosopher and scientist born in the city of Stagira, Chalkidiki, in the north of Classical Greece.

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Celestial spheres

The celestial spheres, or celestial orbs, were the fundamental entities of the cosmological models developed by Plato, Eudoxus, Aristotle, Ptolemy, Copernicus, and others.

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Christiaan Huygens

Christiaan Huygens (Hugenius; 14 April 1629 – 8 July 1695) was a Dutch physicist, mathematician, astronomer and inventor, who is widely regarded as one of the greatest scientists of all time and a major figure in the scientific revolution.

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Classical element

Classical elements typically refer to the concepts in ancient Greece of earth, water, air, fire, and aether, which were proposed to explain the nature and complexity of all matter in terms of simpler substances.

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Dark energy

In physical cosmology and astronomy, dark energy is an unknown form of energy which is hypothesized to permeate all of space, tending to accelerate the expansion of the universe.

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Dark matter

Dark matter is a theorized form of matter that is thought to account for approximately 80% of the matter in the universe, and about a quarter of its total energy density.

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Distillation is the process of separating the components or substances from a liquid mixture by selective boiling and condensation.

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An elixir (from Arabic: إكسير Iksīr; from Greek ξήριον xērion "powder for drying wounds" from ξηρός xēros "dry") is a clear, sweet-flavored liquid used for medicinal purposes, to be taken orally and intended to cure one's illness.

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Energy (esotericism)

The term energy is used by writers and practitioners of various esoteric forms of spirituality and alternative medicine to refer to a variety of phenomena.

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In Greek mythology, Erebus, also Erebos (Ἔρεβος, "deep darkness, shadow"),. was often conceived as a primordial deity, representing the personification of darkness; for instance, Hesiod's Theogony identifies him as one of the first five beings in existence, born of Chaos.

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Etheric body

The etheric body, ether-body, æther body, a name given by neo-Theosophy to a vital body or subtle body propounded in esoteric philosophies as the first or lowest layer in the "human energy field" or aura.

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Etheric plane

The etheric plane (see also etheric body) is a term introduced into Theosophy by Charles Webster Leadbeater and Annie Besant to represent the subtle part of the lower plane of existence.

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Ethiopia (ኢትዮጵያ), officially the Federal Democratic Republic of Ethiopia (የኢትዮጵያ ፌዴራላዊ ዲሞክራሲያዊ ሪፐብሊክ, yeʾĪtiyoṗṗya Fēdēralawī Dēmokirasīyawī Rīpebilīk), is a country located in the Horn of Africa.

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Etymologicum Genuinum

The Etymologicum Genuinum (standard abbreviation E Gen) is the conventional modern title given to a lexical encyclopedia compiled at Constantinople in the mid ninth century.

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Fifth force

In physics, the fifth force is a proposed fundamental force, additional to the four known fundamental forces of nature.

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G. E. R. Lloyd

Sir Geoffrey Ernest Richard Lloyd, FBA, FLSW (born 25 January 1933), usually cited as G. E. R. Lloyd, is a historian of Ancient Science and Medicine at the University of Cambridge.

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Greek mythology

Greek mythology is the body of myths and teachings that belong to the ancient Greeks, concerning their gods and heroes, the nature of the world, and the origins and significance of their own cult and ritual practices.

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History of science

The history of science is the study of the development of science and scientific knowledge, including both the natural and social sciences.

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Homeric Greek

Homeric Greek is the form of the Greek language that was used by Homer in the Iliad and Odyssey and in the Homeric Hymns.

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Indogermanisches etymologisches Wörterbuch

The Indogermanisches etymologisches Wörterbuch (IEW; "Indo-European Etymological Dictionary") was published in 1959 by the Austrian-German comparative linguist and Celtic languages expert Julius Pokorny.

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Ionian School (philosophy)

The Ionian school of Pre-Socratic philosophy was centred in Miletus, Ionia in the 6th century BC.

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Isaac Newton

Sir Isaac Newton (25 December 1642 – 20 March 1726/27) was an English mathematician, astronomer, theologian, author and physicist (described in his own day as a "natural philosopher") who is widely recognised as one of the most influential scientists of all time, and a key figure in the scientific revolution.

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James Clerk Maxwell

James Clerk Maxwell (13 June 1831 – 5 November 1879) was a Scottish scientist in the field of mathematical physics.

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Johann II Bernoulli

Johann II Bernoulli (18 May 1710, Basel – 17 July 1790, Basel; also known as Jean) was the youngest of the three sons of Johann Bernoulli.

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Julius Pokorny

Julius Pokorny (12 June 1887 – 8 April 1970) was an Austrian-Czech linguist and scholar of the Celtic languages, particularly Irish, and a supporter of Irish nationalism.

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Latin (Latin: lingua latīna) is a classical language belonging to the Italic branch of the Indo-European languages.

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Longitudinal wave

Longitudinal waves are waves in which the displacement of the medium is in the same direction as, or the opposite direction to, the direction of propagation of the wave.

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Louis de Broglie

Louis Victor Pierre Raymond de Broglie, duke de Broglie (or; 15 August 1892 – 19 March 1987) was a French physicist who made groundbreaking contributions to quantum theory.

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Luminiferous aether

In the late 19th century, luminiferous aether or ether ("luminiferous", meaning "light-bearing"), was the postulated medium for the propagation of light.

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Mercury (element)

Mercury is a chemical element with symbol Hg and atomic number 80.

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Michelson–Morley experiment

The Michelson–Morley experiment was performed between April and July, 1887 by Albert A. Michelson and Edward W. Morley at what is now Case Western Reserve University in Cleveland, Ohio, and published in November of the same year.

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Nyx (Νύξ, "Night"; Nox) is the Greek goddess (or personification) of the night.

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On the Heavens

On the Heavens (Greek: Περὶ οὐρανοῦ, Latin: De Caelo or De Caelo et Mundo) is Aristotle's chief cosmological treatise: written in 350 BC it contains his astronomical theory and his ideas on the concrete workings of the terrestrial world.

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Philosopher's stone

The philosopher's stone, or stone of the philosophers (lapis philosophorum) is a legendary alchemical substance capable of turning base metals such as mercury into gold (from the Greek χρυσός khrusos, "gold", and ποιεῖν poiēin, "to make") or silver.

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Philosophiæ Naturalis Principia Mathematica

Philosophiæ Naturalis Principia Mathematica (Latin for Mathematical Principles of Natural Philosophy), often referred to as simply the Principia, is a work in three books by Isaac Newton, in Latin, first published 5 July 1687.

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Plato (Πλάτων Plátōn, in Classical Attic; 428/427 or 424/423 – 348/347 BC) was a philosopher in Classical Greece and the founder of the Academy in Athens, the first institution of higher learning in the Western world.

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Platonic Academy

The Academy (Ancient Greek: Ἀκαδημία) was founded by Plato (428/427 BC – 348/347 BC) in ca.

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Plotinus (Πλωτῖνος; – 270) was a major Greek-speaking philosopher of the ancient world.

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In Hindu philosophy including yoga, Indian medicine, and martial arts, Prana (प्राण,; the Sanskrit word for "life force" or "vital principle") comprises all cosmic energies that permeate the Universe on all levels.

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In traditional Chinese culture, qi or ch'i is believed to be a vital force forming part of any living entity.

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Quintessence (physics)

In physics, quintessence is a hypothetical form of dark energy, more precisely a scalar field, postulated as an explanation of the observation of an accelerating rate of expansion of the universe.

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Radiant energy

In physics, and in particular as measured by radiometry, radiant energy is the energy of electromagnetic and gravitational radiation.

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Ramon Llull

Ramon Llull, T.O.S.F. (c. 1232 – c. 1315; Anglicised Raymond Lully, Raymond Lull; in Latin Raimundus or Raymundus Lullus or Lullius) was a philosopher, logician, Franciscan tertiary and Spanish writer.

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Robert Boyle

Robert Boyle (25 January 1627 – 31 December 1691) was an Anglo-Irish natural philosopher, chemist, physicist, and inventor.

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Robert Fludd

Robert Fludd, also known as Robertus de Fluctibus (17 January 1574 – 8 September 1637), was a prominent English Paracelsian physician with both scientific and occult interests.

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Special relativity

In physics, special relativity (SR, also known as the special theory of relativity or STR) is the generally accepted and experimentally well-confirmed physical theory regarding the relationship between space and time.

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Sublunary sphere

In Aristotelian physics and Greek astronomy, the sublunary sphere is the region of the geocentric cosmos below the Moon, consisting of the four classical elements: earth, water, air, and fire.

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Sulfur or sulphur is a chemical element with symbol S and atomic number 16.

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Timaeus (dialogue)

Timaeus (Timaios) is one of Plato's dialogues, mostly in the form of a long monologue given by the title character Timaeus of Locri, written c. 360 BC.

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Transverse wave

A transverse wave is a moving wave that consists of oscillations occurring perpendicular (right angled) to the direction of energy transfer (or the propagation of the wave).

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The Universe is all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy.

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Vacuum is space devoid of matter.

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In physics, a wave is a disturbance that transfers energy through matter or space, with little or no associated mass transport.

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[1] https://en.wikipedia.org/wiki/Aether_(classical_element)

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