/ Dictionary / Index R reassure: Meaning and Definition of Find definitions for: re•as•sure Pronunciation: (rē"u-shoor', -shûr'), [key] — -sured, -sur•ing. to restore to assurance or confidence: His praise reassured me. to assure again. to reinsure. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: reassure (Thesaurus) reasonless reata Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language