Cyanide

ahd-5
  • noun. The anionic univalent CN group, or any of various salts or esters of hydrogen cyanide containing a CN group, especially the extremely poisonous compounds potassium cyanide and sodium cyanide.
  • transitive verb. To treat (a metal surface) with cyanide to produce a hard surface.
  • transitive verb. To treat (an ore) with cyanide to extract gold or silver.
    • The Century Dictionary and Cyclopedia
  • noun. In chem., a combination of cyanogen with an element or a compound radicle capable of acting as an element.
  • To treat an ore with a weak solution of an alkaline cyanide, as in the cyanide process for the extraction of gold. See cyanide process.
    • the GNU version of the Collaborative International Dictionary of English
  • noun. A compound formed by the union of cyanogen with an element or radical.
    • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. (countable) Any compound containing the -C≡N radical or the C≡N-1 anion.
  • noun. potassium cyanide - a water soluble poison
  • noun. hydrogen cyanide, or cyanide gas - a poisonous gas
    • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • noun. any of a class of organic compounds containing the cyano radical -CN
  • noun. an extremely poisonous salt of hydrocyanic acid
    • Word Usage
    "However, bitter almonds are used for almond flavoring and do contain cyanide, which is removed for making things like extracts."
    Same Context
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