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单词 potassium cyanide
释义

WordReference Random House Unabridged Dictionary of American English © 2024
potassium cyanide, [Chem.]
  1. Chemistrya white, granular, water-soluble, poisonous powder, KCN, having a faint almondlike odor, used chiefly in metallurgy and photography.
  • 1880–85

Collins Concise English Dictionary © HarperCollins Publishers::
potassium cyanide n
  1. a white poisonous granular soluble solid substance used in photography and in extracting gold from its ores. Formula: KCN
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