/ Dictionary / Index C carmustine: Meaning and Definition of Find definitions for: car•mus•tine Pronunciation: (kär'mu-stēn"), [key] — n. Pharm. a toxic nitrosurea, CHClNO, used in the treatment of a wide range of tumors. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. carmine carn Related Content Daily Word Quiz: hale Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language