/ Dictionary / Index C cogent: Meaning and Definition of Find definitions for: co•gent Pronunciation: (kō'junt), [key] — adj. convincing or believable by virtue of forcible, clear, or incisive presentation; telling. to the point; relevant; pertinent. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cogent (Thesaurus) cogeneration Coggan Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language