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tear gas

[teer] /tɪər/
noun
1.
a gas that makes the eyes smart and water, thus producing a temporary blindness, used in modern warfare, to quell riots, etc.
Origin
1915-1920
1915-20

tear-gas

[teer-gas] /ˈtɪərˌgæs/
verb (used with object), tear-gassed, tear-gassing.
1.
to subject to tear gas.
Origin
1945-50
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for tear gasses

tear gas

/tɪə/
noun
1.
any one of a number of gases or vapours that make the eyes smart and water, causing temporary blindness; usually dispersed from grenades and used in warfare and to control riots Also called lacrimator
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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tear gasses in Medicine

tear gas (tēr)
n.
A gas that causes irritation of the eyes and profuse tearing.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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4
4
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