/ Dictionary / Index R reformer: Meaning and Definition of Find definitions for: re•form•er Pronunciation: (ri-fôr'mur), [key] — n. a person devoted to bringing about reform, as in politics or society. (cap.) any of the leaders of the Reformation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: reformer (Thesaurus) reformed spelling Reform flask Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language