chloropicrin

American

[klawr-uh-pik-rin, -pahy-krin, klohr-] / ˌklɔr əˈpɪk rɪn, -ˈpaɪ krɪn, ˌkloʊr- /

noun

Chemistry, Military.

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.

chloropicrin British

/ ˌklɔːrəʊˈpɪkrɪn, klɔːˈpɪkrɪn /

noun

a colourless insoluble toxic lachrymatory liquid used as a pesticide and a tear gas; nitrotrichloromethane. Formula: CCl 3 NO 2

"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

Etymology

Origin of chloropicrin

First recorded in 1885–90; chloro- ² + picr(ic acid) + -in ²

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It got a permit last August to use chloropicrin and 1,3-D.

From Los Angeles Times • Apr. 12, 2024

There were the later bar rages of phosgene, chloropicrin, and particularly, of mustard gas.

From Time Magazine Archive

Piper sat up all night reading chemistry books and announced the next day that the anesthetist was probably using chloropicrin, a heavy, colorless liquid made by chlorinating picric acid.

From Time Magazine Archive

Carbon tetrachloride, ethylene dichloride and chloropicrin are withheld from insecticide manufacturers for the benefit of war materials.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023