/ Dictionary / Index M mucor: Meaning and Definition of Find definitions for: mu•cor Pronunciation: (my'kur), [key] — n. any phycomycetous fungus of the genus Mucor, that forms a furry coating on foodstuffs and dead and decaying vegetable matter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mucor (Thesaurus) mucopurulent mucosa Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language