chloropicrin

[ klawr-uh-pik-rin, -pahy-krin, klohr- ]

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.

chloropicrin

/ klɔːˈpɪkrɪn; ˌklɔːrəʊˈpɪkrɪn /

noun

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

Word History and Origins

Origin of chloropicrin¹

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

Word History and Origins

Origin of chloropicrin¹

C20: from chloro- + picro- + -in