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gas mask

noun

  1. a masklike device containing or attached to a component that filters the air inhaled by the wearer through charcoal and chemicals, for protecting the face and lungs against noxious gases and fumes, as in warfare or in certain industrial processes.



gas mask

noun

  1. Also called (in Britain): respiratora mask fitted with a chemical filter to enable the wearer to breathe air free of poisonous or corrosive gases: used for military or industrial purposes

“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
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Word History and Origins

Origin of gas mask1

First recorded in 1910–15
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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.

In an incredible moment of valour, within the chaos and madness, Laidlaw tore off his own gas mask, climbed up on the parapet and started playing the pipes.

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A man wearing all black and a gas mask was tackled and pushed to the ground by police before he was handcuffed and taken away.

Read more on Los Angeles Times

Footage shows Woolf—arms raised and holding a gas mask—taking slow steps backward.

He also keeps a gas mask, helmet and body armor on hand, he said, just in case.

"There are times I've had to have a gas mask on inside my own home," she says, demonstrating how she now wears her mask to sleep.

Read more on BBC

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