'Polytungstic acid' definitions:

Definition of 'Polytungstic acid'

From: GCIDE

Polytungstic \Pol`y*tung"stic\, a. (Chem.) Containing several tungsten atoms or radicals; as, polytungstic acid. [1913 Webster]
Polytungstic acid (Chem.), any one of several complex acids of tungsten containing more than one atom of tungsten. [1913 Webster]