Meaning of tungstic acid

tung'stic ac'id

Pronunciation: [key]
— Chem. Chem.
  1. a hydrate of tungsten trioxide, HWO&multiplydot;HO, used in the manufacture of tungsten-lamp filaments.
  2. any of a group of acids derived from tungsten by the addition of acid to a soluble tungstate or to a mixture of a tungstate and a silicate, phosphate, etc.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.