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sodium cyanide

noun, Chemistry
1.
a white, crystalline, deliquescent, water-soluble, poisonous powder, NaCN, prepared by heating sodium amide with charcoal: used chiefly in casehardening alloys, in the leaching and flotation of ore, and in electroplating.
Origin
1880-1885
1880-85
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for sodium cyanide
  • sodium cyanide hazards to fish and other wildlife from gold mining operations.
  • The mechanical ejection device contains lethal amounts of sodium cyanide.
  • sodium cyanide is not combustible itself, but contact with acids releases highly flammable hydrogen cyanide gas.
British Dictionary definitions for sodium cyanide

sodium cyanide

noun
1.
a white odourless crystalline soluble poisonous compound with an odour of hydrogen cyanide when damp. It is used for extracting gold and silver from their ores and for case-hardening steel. Formula: NaCN
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Value for sodium

9
11
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