/ Dictionary / Index M mafenide: Meaning and Definition of Find definitions for: ma•fen•ide Pronunciation: (mu-fen'īd), [key] — Pharm. Pharm. an antibacterial substance, CHNOS, prepared in cream form and used topically, along with other treatments, on second- to third-degree burns to reduce bacterial growth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Mafeking maffick Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language