Wolfram
PubChem Notes:
Tungsten Tungsten. A metallic element with the atomic symbol W, atomic number 74, and atomic weight 183.85. It is used in many manufacturing applications, including increasing the hardness, toughness, and tensile strength of steel; manufacture of filaments for incandescent light bulbs; and in contact points for automotive and electrical apparatus.
Tungsten - definition from Biology-Online.org
[1. (Science: chemistry, element) 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. 2 <chemical> scheelite, or calcium tungstate. Tungsten ocher, or tungstic ocher, tungstate. Abbreviation: W Origin: Sw. Tungsten (cf. Dan. Tungsteen, G. Tungstein); tung heavy (akin to Dan. Tung, Icel. Thungr) _ sten stone. (Wolframium).
MediLexicon tungsten - Medical Dictionary Definition for Term 'tungsten'
[1. A metallic element, atomic no. 74, atomic wt. 183.85.
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