noun
Organization for the Prohibition of Chemical Weapons; OPCW
Official name of the international organization that implements the Chemical Weapons Convention.
化学兵器禁止機関はハーグに本部を置いている。
The Organization for the Prohibition of Chemical Weapons is headquartered in The Hague.
Compound of 化学兵器 (chemical weapon) + 禁止 (prohibition) + 機関 (organization).