/ Dictionary / Index M marginalize: Meaning and Definition of Find definitions for: mar•gin•al•ize Pronunciation: (mär'ju-nl-īz"), [key] — -ized, -iz•ing. to place in a position of marginal importance, influence, or power: the government's attempts to marginalize criticism and restore public confidence. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: marginalize (Thesaurus) marginalia marginal man Related Content Daily Word Quiz: verdant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language