/ Dictionary / Index M mammiferous: Meaning and Definition of Find definitions for: mam•mif•er•ous Pronunciation: (ma-mif'ur-us), [key] — adj. having mammae; mammalian. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mammet mammilla Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language