second unknown quantity

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• Y — Y1 (also y) noun (plural Ys or Y s) 1》 the twenty fifth letter of the alphabet. 2》 denoting the next after X in a set of items, categories, etc. 3》 denoting an unknown or unspecified person or thing (coming second after ‘x’). 4》 (usu. y) the… …   English new terms dictionary

• Y — (also y) ► NOUN (pl. Ys or Y s) 1) the twenty fifth letter of the alphabet. 2) referring to an unknown or unspecified person or thing (coming second after ‘x’). 3) (usu. y) the second unknown quantity in an algebraic expression. 4) referring to… …   English terms dictionary

• Y — 1. n. (also y) (pl. Ys or Y s) 1 the twenty fifth letter of the alphabet. 2 (usu. y) Algebra the second unknown quantity. 3 Geom. the second coordinate. 4 a a Y shaped thing, esp. an arrangement of lines, piping, roads, etc. b a forked clamp or… …   Useful english dictionary

• y — 1. n. (also y) (pl. Ys or Y s) 1 the twenty fifth letter of the alphabet. 2 (usu. y) Algebra the second unknown quantity. 3 Geom. the second coordinate. 4 a a Y shaped thing, esp. an arrangement of lines, piping, roads, etc. b a forked clamp or… …   Useful english dictionary

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