Meaning of stannic oxide

stan'nic ox'ide

Pronunciation: [key]
— Chem. Chem.
  1. a white, amorphous, water-insoluble powder, SnO, used chiefly in the manufacture of ceramic glazes and glass, and of polishing powders for metal, glass, and marble. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.