barium sulfide: Meaning and Definition of

bar'ium sul'fide

Pronunciation: [key]
— Chem. Chem.
  1. a gray or yellowish-green, water-soluble, poisonous powder, BaS, used chiefly as a depilatory and as an intermediate in the synthesis of pigments, esp. lithopone.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.