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Showing results for asphyxiant. Search instead for asphyxiants.
Synonyms

asphyxiant

American  
[as-fik-see-uhnt] / æsˈfɪk si ənt /

adjective

  1. asphyxiating or tending to asphyxiate.

noun

  1. an asphyxiating agent or substance.

  2. an asphyxiating condition.

asphyxiant British  
/ æsˈfɪksɪənt /

adjective

  1. causing asphyxia

"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

noun

  1. anything that causes asphyxia

    carbon 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

Etymology

Origin of asphyxiant

First recorded in 1850–55; asphyxi(ate) + -ant

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

They also express concerns about the safety of storing large amounts of carbon dioxide, an asphyxiant, in a densely populated community.

From Seattle Times • May 14, 2023

Pipelines for CO2 transport the gas at high pressure and at a high enough concentration to make it an asphyxiant.

From The Verge • May 27, 2022

High concentrations of carbon dioxide, if it leaks out of pipelines or storage wells, can be an asphyxiant to people and wildlife.

From The Verge • Nov. 18, 2021

At high concentrations, carbon dioxide is a dangerous asphyxiant.

From The Verge • Nov. 5, 2021

That makes it a potential asphyxiant if the infrastructure moving it fails.

From The Verge • Aug. 3, 2021

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.