ˌ ̷ ̷ ̷ ̷ at chloro- +ˈpikrə̇n noun
also chlor·pic·rin klōr, -ȯr+
( -s )
Etymology: German chlorpikrin, from chlor- + -pikrin -picrin
: a heavy colorless liquid CCl 3 NO 2 that has a sweetish odor, causes tears and vomiting, is now usually made by reaction of nitromethane and a hypochlorite, and is used chiefly as a soil fumigant; trichloro-nitromethane — called also nitrochloroform