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# Y (disambiguation)

Y is the twenty-fifth letter of the Latin alphabet. [1]

In electrical engineering, admittance is a measure of how easily a circuit or device will allow a current to flow.

## Alleghany Corporation

Alleghany Corporation is an investment holding company originally created by the railroad entrepreneurs Oris and Mantis Van Sweringen as a holding company for their railroad interests.

## Basque Y

Basque Y is the high-speed rail network being built between the three cities of the Basque Country autonomous community, in Spain; Bilbao, Vitoria-Gasteiz and Donostia-San Sebastián.

## Bessel function

Bessel functions, first defined by the mathematician Daniel Bernoulli and then generalized by Friedrich Bessel, are the canonical solutions y(x) of Bessel's differential equation for an arbitrary complex number α (the order of the Bessel function).

## Briefs

Briefs are a type of short, tight underwear and swimwear, as opposed to styles where the material extends down the legs.

## Brigham Young University

Brigham Young University (often referred to as BYU or, colloquially, The Y) is a private research university located in Provo, Utah, United States.

## Cartesian coordinate system

A Cartesian coordinate system is a coordinate system that specifies each point uniquely in a plane by a pair of numerical coordinates, which are the signed distances from the point to two fixed perpendicular directed lines, measured in the same unit of length.

## Close front rounded vowel

The close front rounded vowel, or high front rounded vowel, is a type of vowel sound, used in some spoken languages.

## Dependent and independent variables

Variable used in an experiment or modelling can be divided into three types: "dependent variable", "independent variable", or other.

## Early Work

Early Work is a poetry collection by Patti Smith, published in 1994.

## Economy class

Economy class, also called coach class, steerage, or standard class, (colloquially: Cattle class), is the lowest travel class of seating in air travel, rail travel, and sometimes ferry or maritime travel.

## Glossary of shapes with metaphorical names

Many shapes have metaphorical names, i.e., their names are metaphors: these shapes are named after a most common object that has it.

## Haplogroup Y (mtDNA)

In human mitochondrial genetics, Haplogroup Y is a human mitochondrial DNA (mtDNA) haplogroup.

## I (Cyrillic)

I (И и; italics: И и) is a letter used in almost all ancient and modern Cyrillic alphabets.

## Iamamiwhoami

iamamiwhoami is the electronic music and audiovisual project of Swedish musician and singer-songwriter Jonna Lee in collaboration with her long-time music producer Claes Björklund.

## Income

Income is the consumption and savings opportunity gained by an entity within a specified timeframe, which is generally expressed in monetary terms.

## Japanese yen

The is the official currency of Japan.

## Jewish Community Center

A Jewish Community Center or Jewish Community Centre (JCC) is a general recreational, social and fraternal organization serving the Jewish community in a number of cities.

## Luma (video)

In video, luma represents the brightness in an image (the "black-and-white" or achromatic portion of the image).

## Millennials

Millennials (also known as the Millennial Generation or Generation Y) are the demographic cohort following Generation X. There are no precise dates when the generation starts and ends; most researchers and commentators use birth years ranging from the early 1980s to early 2000s.

## Susitna North, Alaska

Susitna North is a census-designated place (CDP) in the Matanuska-Susitna Borough in the U.S. state of Alaska.

## The Y (disambiguation)

The Y may refer to.

## Tyrosine

Tyrosine (abbreviated as Tyr or Y) or 4-hydroxyphenylalanine, is one of the 22 amino acids that are used by cells to synthesize proteins.

## Unused New York City Subway service labels

The New York City Subway currently uses various letters and numbers to designate the routes that trains use over the differing lines in the system.

## Why

Why may refer to.

## Wye

Wye may refer to: Place names.

## X and Y bosons

In particle physics, the X and Y bosons (sometimes collectively called "X bosons") are hypothetical elementary particles analogous to the W and Z bosons, but corresponding to a new type of force predicted by the Georgi–Glashow model, a grand unified theory.

## Y

Y (named wye, plural wyes) is the 25th and next-to-last letter in the modern English alphabet and the ISO basic Latin alphabet.

## Y (EP)

Y is the second EP by South Korean boy band MBLAQ, and was released through J.Tune Entertainment South Korea on May 17, 2010.

## Y (game)

Y is an abstract strategy board game, first described by Claude Shannon in the early 1950s.

## Y (novel)

Y is the debut novel of American-Canadian writer Marjorie Celona.

## Y (The Pop Group album)

Y is the debut studio album of English post-punk band The Pop Group.

## Y chromosome

The Y chromosome is one of two sex chromosomes (allosomes) in mammals, including humans, and many other animals.

## Y class

Y class or class Y may refer to.

## Y Combinator (company)

Y Combinator is an American seed accelerator, started in March 2005.

## Y, Somme

Y is a commune in the Somme department in Picardy in northern France.

## Y-stations

Y-stations were British signals intelligence collection sites initially established during World War I and later used during World War II.

## Y. (Bebe album)

Y. is the second studio album released by Spanish singer-songwriter Bebe.

## Y: The Last Man

Y: The Last Man is a dystopian science fiction comic book series by Brian K. Vaughan and Pia Guerra published by Vertigo beginning in 2002.

## Year

A year is the orbital period of the Earth moving in its orbit around the Sun.

## Yellow

Yellow is the color of gold, butter, and ripe lemons.

## YMCA

The Young Men's Christian Association (commonly known as YMCA or simply the Y) is a worldwide organization based in Geneva, Switzerland with more than 57 million beneficiaries from 125 national associations.

## Yocto-

Yocto (symbol y) is a unit prefix in the metric system denoting a factor of 10−24 or.

## Yotta-

Yotta is the largest decimal unit prefix in the metric system, denoting a factor of 1024 or.

## Yttrium

Yttrium is a chemical element with symbol Y and atomic number 39.

## Yukon

Yukon (also commonly called the Yukon) is the westernmost and smallest of Canada's three federal territories.

## YWCA

The YWCA, or World YWCA, is a movement of women working for social and economic change around the world.

## 01011001

01011001 is the seventh studio album by Arjen Anthony Lucassen's long-running Ayreon project.

## References

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