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cacodylic acid

cac·o·dyl·ic acid [ ˌka-kə-ˈdi-lik-]

cacodylic acid

noun

[ˌka-kə-ˈdi-lik-]

Definition of cacodylic acid

: a toxic crystalline compound of arsenic C₂H₇AsO₂ used especially as an herbicide

First Known Use of cacodylic acid

1840, in the meaning defined above

History and Etymology for cacodylic acid

German Kakodyl the radical As(CH₃)₂, from Greek kakōdēs foul-smelling, from kak- + -ōdēs (akin to Greek ozein to smell) — more at odor

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