/ Dictionary / Index C cefoxitin: Meaning and Definition of Find definitions for: ce•fox•i•tin Pronunciation: (su-fok'si-tin), [key] — n. Pharm. a broad-spectrum, crystalline, semisynthetic cephalosporin antibiotic, CHNO, used in the treatment of serious infections caused by susceptible Gram-positive and Gram-negative bacteria. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cefaclor ceiba Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language