tungsten has definitions from the field of chemistry
1
[ noun ] (chemistry) a heavy gray-white metallic element; the pure form is used mainly in electrical applications; it is found in several ores including wolframite and scheelite

Used in print

(Raymond C. Binder et al., editors, Proceedings...)

The cathode consisted_of a 1/4 '' diameter thoriated tungsten rod attached to a water_cooled copper tube .

(Francis J. Johnston and John E. Willard, "The...)

Liter quantities of Mallinckrodt , low sulfur , reagent grade carbon_tetrachloride were saturated with * * f and * * f and illuminated for about 50 hours with a 1000 watt tungsten lamp at a distance of a_few inches .

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