Search Result for "organophosphate nerve agent":
Wordnet 3.0

NOUN (1)

1. any of a series of nerve agents containing organophosphate compounds first synthesized by German chemists in 1936; in World War II the Germans tested them in concentration camps but not on the battlefield; Iraq is alleged to have used them against Iran and against the Kurds; 



WordNet (r) 3.0 (2006):

organophosphate nerve agent
    n 1: any of a series of nerve agents containing organophosphate
         compounds first synthesized by German chemists in 1936; in
         World War II the Germans tested them in concentration camps
         but not on the battlefield; Iraq is alleged to have used
         them against Iran and against the Kurds