'Tungsten' definitions:
Definition of 'tungsten'
(from WordNet)
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 [syn: tungsten, wolfram, W, atomic number 74]
Definition of 'Tungsten'
From: GCIDE
- Tungsten \Tung"sten\ (t[u^]ng"st[e^]n), n. [Sw. tungsten (cf. Dan. tungsteen, G. tungstein); tung heavy (akin to Dan. tung, Icel. [thorn]ungr) + sten stone. See Stone.]
- 1. (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. [1913 Webster]
- 2. (Min.) Scheelite, or calcium tungstate. [Obs.] [1913 Webster]
- Tungsten ocher, or Tungstic ocher (Min.), tungstite. [1913 Webster]
Definition of 'tungsten'
From: Elements
- Symbol: W
- Atomic number: 74
- Atomic weight: 183.85
- White or grey metallic transition element, formerly called wolfram. Forms a protective oxide in air and can be oxidized at high temperature. First isolated by Jose and Fausto de Elhuyer in 1783.