Meaning of COSECANT in English

COSECANT

n. Math. the ratio of the hypotenuse (in a right-angled triangle) to the side opposite an acute angle; the reciprocal of sine.

[ mod.L cosecans and F cosécant (as CO-, SECANT) ]

Concise Oxford English dictionary.      Краткий оксфордский словарь английского языка.