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2017 Word of the Year

chloropicrin

[klawr-uh-pik-rin, -pahy-krin, klohr-] /ˌklɔr əˈpɪk rɪn, -ˈpaɪ krɪn, ˌkloʊr-/
noun, Chemistry, Military.
1.
a colorless, somewhat oily, water-insoluble, poisonous liquid, CCl 3 NO 2 , that causes lachrymation and headache: used as an insecticide, a fungicide, in organic synthesis, and as a war gas.
Also, chlorpicrin.
Also called nitrochloroform.
Origin of chloropicrin
1885-1890
First recorded in 1885-90; chloro-2 + picr(ic acid) + -in2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for chloropicrin

chloropicrin

/ˌklɔːrəʊˈpɪkrɪn/
noun
1.
a colourless insoluble toxic lachrymatory liquid used as a pesticide and a tear gas; nitrotrichloromethane. Formula: CCl3NO2
Word Origin
C20: from chloro- + picro- + -in
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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