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Y

Y

30 8.1
The 25th letter of the English alphabet
  • noun
  • /waɪ/
translation icon : ye
  • The letter Y is often used to represent a variable in algebra.
  • Y chromosome
  • Y axis
  • Y genes

So you get XY minus Y equals just two.

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Examples

  • And we're going from B to Y, from B to Y.

  • All we did was replace Y with Y.

  • What kind of function is X -, Y of X, Y?

  • Should we date person X or Y or get married to them?

  • So when when X happens, then Y gets this.

  • If you know that Y does affect X?

  • We got personality, with a capital Y.

  • What's the expectation of a particular Y, right?

  • Show us those Y chromosomes.

  • All the genes on the Y chromosome probably have only a few million years left before they vanish.

    Academic text (2002)

Synonyms

y
vsY
23 8.5

The twenty-fifth letter of the English alphabet

is the same without specifying the modern form
wye
vsY
  • US
1 9.9

The word for the letter Y

refers to the character itself rather than its name

Compounds

Y chromosome
  • Specialized
7 5.5

A part of cells in males that helps decide male body features

regression of y on x
  • Specialized
8.7

A method that predicts the value of y from x using numbers

y-axis
  • Specialized
4.0

The vertical line on a graph that shows measured values

A coffin with three arms that meet at one end to form a Y shape

Y-linked gene
  • Specialized
7.5

A gene on the Y chromosome that only fathers pass to their sons

Surface Forms

Y singular
Ys plural

Etymology

Y comes from the Greek letter upsilon, which passed into Latin and then English. A helpful way to remember it is that its name sounds like the question 'why' and its fork shape makes it easy to spot as the 25th letter.