/ Dictionary / Index D discussant: Meaning and Definition of Find definitions for: dis•cus•sant Pronunciation: (di-skus'unt), [key] — n. a person who participates in a formal discussion or symposium and is responsible for a specific topic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: discussant (Thesaurus) discuss discussion Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language