potassium cyanide: Meaning and Definition of

potas'sium cy'anide

Pronunciation: [key]
— Chem. Chem.
  1. a white, granular, water-soluble, poisonous powder, KCN, having a faint almondlike odor, used chiefly in metallurgy and photography.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.