hydrocyanic acid
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hy·dro·cy·an·ic acid

noun \ˌhī-drō-sī-ˈa-nik-\

Definition of HYDROCYANIC ACID

: an aqueous solution of hydrogen cyanide HCN that is a poisonous weak acid and is used chiefly in fumigating and in organic synthesis

Origin of HYDROCYANIC ACID

International Scientific Vocabulary
First Known Use: 1816

hy·dro·cy·an·ic acid

noun \ˌhī-drō-sī-ˌan-ik-\   (Medical Dictionary)

Medical Definition of HYDROCYANIC ACID

: an aqueous solution of hydrogen cyanide HCN that is an extremely poisonous weak acid used especially in fumigating—called also prussic acid

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