WordReference Random House Unabridged Dictionary of American English © 2026
as•phyx•i•ant
(as fik′sē ənt),USA pronunciation adj.
n.
- asphyxiating or tending to asphyxiate.
n.
- an asphyxiating agent or substance.
- an asphyxiating condition.
- asphyxi(ate) + -ant 1850–55