Dictionary
as•phyx•i•ant
Pronunciation: (as-fik'sē-unt), [key]—
adj.
asphyxiating or tending to asphyxiate.
—
n.
1. an asphyxiating agent or substance.
2. an asphyxiating condition.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.