Meaning of BZ in English

BZ

(ˈ)bē¦zē noun

Etymology: BZ , army code name, perhaps from b en z ilate ester of benzilic acid, from benzil ic acid + -ate (I)

: a benzilic acid ester war gas C 21 H 23 NO 3 that when breathed produces incapacitating physical and mental effects

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.