potassium fluoride: Meaning and Definition of

potas'sium fluor'ide

Pronunciation: [key]
— Chem. Chem.
  1. a white, crystalline, hygroscopic, toxic powder, KF, used chiefly as an insecticide, a disinfectant, and in etching glass.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.