/ Dictionary / Index C carbamyl: Meaning and Definition of Find definitions for: car•ba•myl Pronunciation: (kär'bu-mil), [key] — n. the radical HNCO−. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. carbamidine carbamylchloride choline Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language