incapacitant


in·ca·pac·i·tant

I0078400 (ĭn′kə-păs′ĭ-tənt)n. A device or substance, such as tear gas, used to incapacitate individuals temporarily, as in riot control.

incapacitant

(ˌɪnkəˈpæsɪtənt) n (Military) a substance that can temporarily incapacitate a person, used esp as a weapon in chemical warfare