chloroacetophenone

[ klawr-oh-uh-see-toh-fuh-nohn, -as-i-toh-, klohr- ]

noun

1. a white, crystalline, water-insoluble, poisonous solid, C 8 H 7 ClO, used in solution as a tear gas. : CN

Word History and Origins

Origin of chloroacetophenone¹

chloro- ² + acetophenone

Example Sentences

The United States Park Police has said it did not use chloroacetophenone, or CN, gas, one of the most common types of tear gas.

From New York Times