tungsten-filament lamp

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• Tungsten Halogen Lamp —   A type of incandescent lamp that contains a halogen gas in the bulb, which reduces the filament evaporation rate increasing the lamp life. The high operating temperature and need for special fixtures limits their use to commercial applications… …   Energy terms

• tungsten-filament electric lamp — William Coolidge …   Inventors, Inventions

• lamp — lampless, adj. /lamp/, n. 1. any of various devices furnishing artificial light, as by electricity or gas. Cf. fluorescent lamp, incandescent lamp. 2. a container for an inflammable liquid, as oil, which is burned at a wick as a means of… …   Universalium

• tungsten — tungstenic /tung sten ik/, adj. /tung steuhn/, n. Chem. a rare, metallic element having a bright gray color, a metallic luster, and a high melting point, 3410° C, and found in wolframite, tungstite, and other minerals: used in alloys of high… …   Universalium

• Lamp (electrical component) — A lamp is a replaceable component such as an incandescent light bulb, which is designed to produce light from electricity. These components usually have a base of ceramic, metal, glass or plastic, which makes an electrical connection in the… …   Wikipedia

• lamp — n 1. illuminant, luminary, luminant, illumination; light, light vessel, lampad; lamplet, gas lamp, oil lamp, Carcel lamp, Argand lamp, petane lamp, Hefner lamp; table lamp, floor lamp, bridge lamp, music lamp, piano lamp, night light, picture… …   A Note on the Style of the synonym finder

• tungsten lamp — noun : an incandescent lamp with a filament of metallic tungsten compare osmium lamp * * * an incandescent electric lamp in which the filament is made of tungsten. [1905 10] * * * tungsten lamp, an incandescent electric lamp whose filament is… …   Useful english dictionary

• tungsten lamp — /ˈtʌŋstən læmp/ (say tungstuhn lamp) noun an incandescent electric lamp in which the filament is made of tungsten …  

• tungsten lamp — an incandescent electric lamp in which the filament is made of tungsten. [1905 10] * * * …   Universalium

• filament — fil•a•ment [[t]ˈfɪl ə mənt[/t]] n. 1) a very fine thread or threadlike structure; a fiber or fibril: filaments of gold[/ex] 2) bot the stalklike portion of a stamen, supporting the anther 3) elm (in an incandescent lamp) the threadlike conductor …   From formal English to slang

• tungsten lamp — type of incandescent bulb with a filament made from tungsten …   English contemporary dictionary