|y or Y (waɪ)|
|—n , pl y's, Y's, Ys|
|1.||the 25th letter of the modern English alphabet|
|2.||a speech sound represented by this letter, in English usually a semivowel, as in yawn, or a vowel, as in symbol or shy|
|3.||a. something shaped like a Y|
|b. (in combination): a Y-cross|
|Y or Y|
|1.||the y-axis or a coordinate measured along the y-axis in a Cartesian coordinate system|
|2.||an algebraic variable|
|1.||any unknown, unspecified, or variable factor, number, person, or thing|
The symbol for the element yttrium.
The symbol for yttrium.