Dictionary
so'dium cy'anide
Chem.
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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.