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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.
Origin of gas mask
1910-1915
1910-15
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for gas mask
Contemporary Examples
Historical Examples
  • Though helpless before machinery, it seemed, they could contrive a fabric device like a gas mask.

    The Fifth-Dimension Tube William Fitzgerald Jenkins
  • Tightly I strapped on my steel helmet, with gas mask tied at "alert."

    The Greater Love George T. McCarthy
  • One old regular sergeant of C Company, Baird by name, discovered at this time a novel use for the gas mask.

    Average Americans Theodore Roosevelt
  • I'm not sure that I remember when the doctor came in and put a gas mask on me.

    The Boy With the U.S. Miners Francis Rolt-Wheeler
  • "I think it's poor Betty that needs the gas mask," retorted Mollie dryly.

British Dictionary definitions for gas mask

gas mask

noun
1.
a 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 Also called (in Britain) respirator
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 Value for gas

4
5
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