hydrocyanic acid

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noun hy·dro·cy·an·ic acid \ˌhī-drō-sī-ˈa-nik-\

Definition of hydrocyanic acid

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

Origin and Etymology of hydrocyanic acid

International Scientific Vocabulary


First Known Use: 1816


Medical Dictionary

hydrocyanic acid

play
noun hy·dro·cy·an·ic acid \ˌhī-drō-sī-ˌan-ik-\

Medical Definition of hydrocyanic acid

  1. :  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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