/ Dictionary / Index A asphyxia: Meaning and Definition of Find definitions for: as•phyx•i•a Pronunciation: (as-fik'sē-u), [key] — n. Pathol. the extreme condition caused by lack of oxygen and excess of carbon dioxide in the blood, produced by interference with respiration or insufficient oxygen in the air; suffocation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: asphyxia (Thesaurus) asphodel asphyxiant Related Content Daily Word Quiz: foliage Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language