/ Dictionary / Index L legitimize: Meaning and Definition of Find definitions for: le•git•i•mize Pronunciation: (li-jit'u-mīz"), [key] — -mized, -miz•ing. to make legitimate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: legitimize (Thesaurus) legitimist leglen Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language