/ Dictionary / Index C coruscation: Meaning and Definition of Find definitions for: cor•us•ca•tion Pronunciation: (kôr"u-skā'shun, kor"-), [key] — n. the act of coruscating. a sudden gleam or flash of light. a striking display of brilliance or wit. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: coruscation (Thesaurus) coruscate Corvallis Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language