Dictionary
tear gas
noun
: a gas that makes people unable to see by causing their eyes to be filled with tears and that is used especially by the police or military to separate large groups of people
Full Definition of TEAR GAS
: a solid, liquid, or gaseous substance that on dispersion in the atmosphere irritates mucous membranes resulting especially in blinding of the eyes with tears and is used chiefly in dispelling mobs
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First Known Use of TEAR GAS
1917
Medical Dictionary
tear gas
noun
Medical Definition of TEAR GAS
: a solid, liquid, or gaseous substance that on dispersion in the atmosphere irritates mucous membranes resulting especially in blinding of the eyes with tears
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