There are 3 definitions of Y in English:

Y1

Syllabification: Y
(also y)

noun (plural Ys or Y's)

  • 1The twenty-fifth letter of the alphabet.
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    • Created by two of today’s wittiest, most imaginative minds, The Alphabet from A to Y with Bonus Letter Z! is a sheer delight from A to Z.
    • Find fun games, crafts, stories, and other educational activities all related to the letter Y.
  • 1.1Denoting the next after X in a set of items, categories, etc..
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    • What Comes Next After Generation X? ... I would say, generation Y.
    • After Boomers and X's, Here Come the Y's.
  • 1.2Denoting a second unknown or unspecified person or thing: the claim that chemical X causes birth defect Y
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    • Y denotes a second unknown or unspecified person or thing: the claim that chemical X causes birth defect Y.
    • In mathematics, Y is the second in a set of two or three unknowns comprising x, y, and z.
  • 1.3 (usually y) The second unknown quantity in an algebraic expression, usually the dependent variable.
    [the introduction of x, y, and z as symbols of unknown quantities is due to Descartes (see X1)]
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    • By convention, we call the dependent variable y.
    • In algebra, a variable is a symbol used to represent any number. For example, in this equation:. 2(x+y) = 2x + 2y. x and y are variables.
  • 1.4 (usually y) Denoting the secondary or vertical axis in a system of coordinates: [in combination]: the y-axis
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    • Cartesian coordinate system with the circle of radius 2 centered at the origin marked in red. The equation of the circle is x2 + y2 = 4..
    • The horizontal axis is normally labeled x, and the vertical axis is normally labeled y.
  • 2 (Y) A shape like that of a capital Y: [in combination]: rows of tiny Y-shaped motifs

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Word of the day milord
Pronunciation: mɪˈlɔːd
noun
used to address an English nobleman

There are 3 definitions of Y in English:

Y2

Syllabification: Y

abbreviation

  • 1Yen: Y140
  • 1.1North American informal A YMCA, YWCA, YMHA, or YWHA facility: Scott was living at the Y
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    • With the intensity of the heat and the humidity becoming all a little too much, I came back to the Y, for a swim and for a sleep.
    • It’s Fun To Stay At The Y in HK.

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  • The chemical element yttrium.

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Definition of Y in:

There are 3 definitions of Y in English:

y

Syllabification: y

abbreviation

  • Year(s): orbital period (Pluto): 248.5y

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