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.
There is also a story that a popular teacher at Olean High School instructed Barbaro how to use that gas mask. Sally Ventura june 23, Literary Hub, 23 June 2025 At the time of his arrest, Diaz was wearing a ballistic vest and a gas mask. Billal Rahman, MSNBC Newsweek, 19 June 2025 Officers also discovered a gas mask, additional black clothing, and a backpack in the area. Thao Nguyen, USA Today, 16 June 2025 Officers also found a gas mask, black clothing and a backpack nearby, the police department said. Rebecca Cohen, NBC news, 15 June 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

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Cite this Entry

“Gas mask.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gas%20mask. Accessed 3 Jul. 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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