tungsten Meaning, Definition & Usage
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noun a heavy grey-white metallic element; the pure form is used mainly in electrical applications; it is found in several ores including wolframite and scheelite
atomic number 74; W; wolfram.
WordNet
Tung"sten noun
Etymology
Sw.Definitions
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(Chem.) 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. -
(Min.) Scheelite, or calcium tungstate. Obs.