Metatungstate :: Metatungstate (n.) A salt of metatungstic acid.

Metatungstic :: Metatungstic (a.) Of, pertaining to, or designating, an acid known only in its salts (the metatungstates) and properly called polytungstic, or pyrotungstic, acid..

Polytungstate :: Polytungstate (n.) A salt of polytungstic acid.

Polytungstic :: Polytungstic (a.) Containing several tungsten atoms or radicals; as, polytungstic acid..

Pyrotungstic :: Pyrotungstic (a.) Polytungstic. See Metatungstic.

Silicotungstic :: Silicotungstic (a.) Of, pertaining to, or designating, any one of a series of double acids of silicon and tungsten, known in the free state, and also in their salts (called silicotungstates)..

Sulphotungstate :: Sulphostannic (a.) Of, pertaining to, or designating, a sulphacid of tin (more exactly called metasulphostannic acid), which is obtained as a dark brown amorphous substance, H/SnS/, forming a well-known series of salts..

Sulphotungstic :: Sulphotungstate (n.) A salt of sulphotungstic acid.

Tungstate :: Tungstate (n.) A salt of tungstic acid; a wolframate.

Tungsten :: Tungsten (n.) A rare element of the chromium group found in certain minerals, as wolfram and scheelite, and isolated as a heavy steel-gray metal which is very hard and infusible. It has both acid and basic properties. When alloyed in small quantities with steel, it greatly increases its hardness. Symbol W (Wolframium). Atomic weight, 183.6. Specific gravity, 18..

Tungsten :: Tungsten (n.) Scheelite, or calcium tungstate..

Tungstenic :: Tungstenic (a.) Of or pertaining to tungsten; containing tungsten; as, tungstenic ores..

Tungstic :: Tungstic (a.) Of or pertaining to tungsten; derived from, or resembling, tungsten; wolframic; as, tungstic oxide..

Tungstite :: Tungstite (n.) The oxide of tungsten, a yellow mineral occurring in a pulverulent form. It is often associated with wolfram..

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