'Cyanide' definitions:

Definition of 'cyanide'

From: WordNet
noun
Any of a class of organic compounds containing the cyano radical -CN [syn: nitrile, nitril, cyanide]
noun
An extremely poisonous salt of hydrocyanic acid

Definition of 'Cyanide'

From: GCIDE
  • Cyanide \Cy"a*nide\ (s?"?-n?d or -n?d; 104), n. [Cf. F. cyanide. See Cyanic.] (Chem.) A compound formed by the union of cyanogen with an element or radical. [1913 Webster]