/ Dictionary / Index A asphyxiant: Meaning and Definition of Find definitions for: as•phyx•i•ant Pronunciation: (as-fik'sē-unt), [key] — adj. asphyxiating or tending to asphyxiate. —n. an asphyxiating agent or substance. an asphyxiating condition. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. asphyxia asphyxiate Related Content Daily Word Quiz: topography Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language