asphyxiant

[ as-fik-see-uh nt ]
/ æsˈfɪk si ənt /

adjective

asphyxiating or tending to asphyxiate.

noun

an asphyxiating agent or substance.
an asphyxiating condition.

Origin of asphyxiant

First recorded in 1850–55; asphyxi(ate) + -ant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for asphyxiant

asphyxiant

/ (æsˈfɪksɪənt) /

adjective

causing asphyxia

noun

anything that causes asphyxiacarbon monoxide is an asphyxiant
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for asphyxiant

asphyxiant

[ ăs-fĭksē-ənt ]

adj.

Inducing or tending to induce asphyxia.

n.

A substance, such as a toxic gas, or an event, such as drowning, that induces asphyxia.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.