| ลองค้นหาคำในรูปแบบอื่น ๆ เพื่อให้ได้ผลลัพธ์มากขึ้นหรือน้อยลง: -tung-, *tung* |
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| | | | | tunga | (n) a genus of Siphonaptera, Syn. genus Tunga | | tung oil | (n) a yellow oil obtained from the seeds of the tung tree, Syn. Chinese wood oil | | tungstate | (n) a salt of tungstic acid | | tungsten | (n) 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. W, wolfram, atomic number 74 | | tungsten steel | (n) a very hard heat-resistant steel containing tungsten, Syn. wolfram steel | | tungstic acid | (n) an oxyacid of tungsten (often polymeric in nature) formed by neutralizing alkaline tungstate solutions | | tung tree | (n) Chinese tree bearing seeds that yield tung oil, Syn. Aleurites fordii, tung-oil tree, tung | | tungus | (n) a member of the Tungus speaking people of Mongolian race who are a nomadic people widely spread over eastern Siberia; related to the Manchu, Syn. Evenk | | tungus | (n) the Tungusic language of the Evenki in eastern Siberia, Syn. Ewenki, Evenki, Tunguz | | tungusic | (n) any member of a people speaking a language in the Tungusic family |
| | Tungstate | n. [ Cf. F. tungstate. ] (Chem.) A salt of tungstic acid; a wolframate. [ 1913 Webster ] | | Tungsten | n. [ Sw. tungsten (cf. Dan. tungsteen, G. tungstein); tung heavy (akin to Dan. tung, Icel. þungr) + 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 ]
| | Tungstenic | a. Of or pertaining to tungsten; containing tungsten; as, tungstenic ores. [ R. ] [ 1913 Webster ] | | Tungsten lamp | . An electric glow lamp having filaments of metallic tungsten, and contained in a glass bulb which is evacuated or has an inert gas, to avoid oxidation of the tungsten; a common form of light bulb. Such lamps, owing to the refractory nature of the metal, may be maintained at a very high temperature and require an expenditure of only about 1.25 watts per candle power, depending on the total wattage and the design of the bulb. By mid-20th century tungsten lamps became the most common type of incandescent (as contrasted with fluorescent) lamp; thus the phrase
incandescent lamp or
incandescent light typically refers to a tungsten lamp. [ Webster 1913 Suppl. +PJC ] | | Tungsten steel | . (Metal.) A steel containing a small amount of tungsten, noted for tenacity and hardness, even under a considerable degree of heat. Magnets made of it are said to be highly permanent. It often contains manganese. [ Webster 1913 Suppl. ] | | Tungstic | a. (Chem.) Of or pertaining to tungsten; derived from, or resembling, tungsten; wolframic; as, tungstic oxide. [ 1913 Webster ]
Tungstic acid, an acid of tungsten, H2WO4, analogous to sulphuric and chromic acids. [ 1913 Webster ]
| | Tungstite | n. (Min.) The oxide of tungsten, a yellow mineral occurring in a pulverulent form. It is often associated with wolfram. [ 1913 Webster ] | | Tunguses | n. pl. (Ethnol.) A group of roving Turanian tribes occupying Eastern Siberia and the Amur valley. They resemble the Mongols. [ Written also Tungooses. ] [ 1913 Webster ] | | Tungusic | a. Of or pertaining to the Tunguses; as, the Tungusic dialects. [ 1913 Webster ] |
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