/ Dictionary / Index C coversed sine: Meaning and Definition of Find definitions for: co'versed sine' Pronunciation: (kō'vûrst), [key] — Math. Math. the versed sine of the complement of an angle or arc. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cover point cover slip Related Content Daily Word Quiz: lyre Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language