hydrogen cyanide

/ˌhaɪdrədʒən ˌsaɪəˈnaɪd/
IPA guide

Definitions of hydrogen cyanide
  1. noun
    a highly poisonous gas or volatile liquid that smells like bitter almonds; becomes a gas at around 90 degree Fahrenheit and is most dangerous when inhaled; the anhydride of hydrocyanic acid; used in manufacturing
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    type of:
    chemical compound, compound
    (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
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