/ Dictionary / Index A antianxiety drug: Meaning and Definition of Find definitions for: antianxi'ety drug" Pronunciation: [key] — Pharm. Pharm. any of various substances, as benzodiazepines, that are primarily used to treat various forms of anxiety and psychosomatic conditions. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. antianxiety antiar Related Content Daily Word Quiz: sumptuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language