/ Dictionary / Index M maleficence: Meaning and Definition of Find definitions for: ma•lef•i•cence Pronunciation: (mu-lef'u-suns), [key] — n. the doing of evil or harm: the maleficence of thieves. the quality or state of being maleficent or harmful. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: maleficence (Thesaurus) malefic maleficent Related Content Daily Word Quiz: winsome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language