gas mask
noun
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
First recorded in 1910–15
Words nearby gas mask
gas lighter,
gas liquor,
gas log,
gas main,
gas mantle,
gas mask,
gas meter,
gas oil,
gas oven,
gas pedal,
gas peritonitis
Example sentences from the Web for gas mask
British Dictionary definitions for gas mask
gas mask
noun
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