'Cosecant' definitions:
Definition of 'cosecant'
(from WordNet)
noun
Ratio of the hypotenuse to the opposite side of a right- angled triangle [syn: cosecant, cosec]
Definition of 'Cosecant'
From: GCIDE
- Cosecant \Co*se"cant\ (k?-s?"k?nt), n. [For co. secans, an abbrev. of L. complementi secans.] (Trig.) The secant of the complement of an arc or angle. See Illust. of Functions. [1913 Webster]