/ Dictionary / Index M morbific: Meaning and Definition of Find definitions for: mor•bif•ic Pronunciation: (môr-bif'ik), [key] — adj. causing disease. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: morbific (Thesaurus) morbidity Morbihan Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language