gas mask

noun

: a mask connected to a chemical air filter and used to protect the face and lungs from toxic gases
broadly : respirator sense 1

Examples of gas mask in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Back in the 1960s and 1970s, Los Angeles’ air was so polluted that some folks wore gas masks. Francine Kiefer, Christian Science Monitor, 2 June 2025 Along the way, it is divulged that Saw has not been protecting himself with a gas mask from the harmful rhydonium fumes. Dalton Ross, EW.com, 2 May 2025 While reporting from Iraq in 2003, Owens sprinted to give Pelley a gas mask after hearing an explosion overhead, creating the impression that a chemical attack had launched. Brian Steinberg, Variety, 22 Apr. 2025 The officers, Marquardt said, began to pull on gas masks. Chelsea Bailey, CNN Money, 24 May 2025 See All Example Sentences for gas mask

Word History

First Known Use

1915, in the meaning defined above

Time Traveler
The first known use of gas mask was in 1915

Browse Nearby Words

Cite this Entry

“Gas mask.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gas%20mask. Accessed 19 Jun. 2025.

Kids Definition

gas mask

noun
: a mask connected to a chemical air filter and used to protect the face and lungs against harmful gases

Medical Definition

gas mask

noun
: a mask connected to a chemical air filter and used to protect the face and lungs from toxic gases
broadly : respirator sense 1

More from Merriam-Webster on gas mask

Last Updated: - Updated example sentences
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