metatungstate

Century Dictionary and Cyclopedia

1. n. A salt of metatungstic acid. The metatungstates are not precipitated by the addition of an acid unless the solution is boiled for some time, when ordinary tungstic acid is thrown down.

Wiktionary

1. n. inorganic chemistry Any tungstate that contains multiple atoms of tungsten e.g. W4O132-

GNU Webster's 1913

1. n. (Chem.) A salt of metatungstic acid.