/ Dictionary / Index D disputant: Meaning and Definition of Find definitions for: dis•pu•tant Pronunciation: (di-spyt'nt), [key] — n. a person who disputes; debater. —adj. engaged in dispute; disputing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: disputant (Thesaurus) disputable disputation Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language