potassium carbonate: Meaning and Definition of

potas'sium car'bonate

Pronunciation: [key]
— Chem. Chem.
  1. a white, granular, water-soluble powder, KCO, used chiefly in the manufacture of soap, glass, and potassium salts.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.