aluminum
noun Usage: often attributive Etymology: New Latin, from alumina Date: 1812 a bluish silver-white malleable ductile light trivalent metallic element that has good electrical and thermal conductivity, high reflectivity, and resistance to oxidation and is the most abundant metal in the earth's crust where it always occurs in combination — see element table

New Collegiate Dictionary. 2001.

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  • aluminum — (n.) 1812, coined by English chemist Sir Humphry Davy (1778 1829), from alumina, name given 18c. to aluminum oxide, from L. alumen alum (see ALUM (Cf. alum)). Davy originally called it alumium (1808), then amended this to aluminum, which remains… …   Etymology dictionary

  • aluminum — Symbol: Al Atomic number: 13 Atomic weight: 26.9815 Silvery white lustrous metallic element of group 3 of the periodic table. Highly reactive but protected by a thin transparent layer of the oxide which quickly forms in air. There are many alloys …   Elements of periodic system

  • aluminum — [ə lo͞o′mə nəm] n. [ModL < L alumen: see ALUMINA] a silvery, lightweight, easily worked, metallic chemical element that resists corrosion and is found abundantly, but only in combination: symbol, Al; at. no., 13: see the periodic table of… …   English World dictionary

  • Aluminum — A*lu mi*num ([.a]*l[=u]*m[i^]*n[u^]m), n. The metallic element forming the base of alumina. This metal is white, but with a bluish tinge, and is remarkable for its resistance to oxidation, and for its lightness, having a specific gravity of about …   The Collaborative International Dictionary of English

  • aluminum — aluminic /al yeuh min ik/, adj. /euh looh meuh neuhm/, n. 1. Chem. a silver white metallic element, light in weight, ductile, malleable, and not readily corroded or tarnished, occurring combined in nature in igneous rock, shale, clay, and most… …   Universalium

  • aluminum — A pliable metal which resists corrosion. As a commercial article, aluminum made from an ore called bauxite is little more than seventy five years (in 1966) of age in the United States. There are also other ores in the United States from which… …   Ballentine's law dictionary

  • aluminum — A white silvery metal of very light weight; atomic no. 13, atomic wt. 26.981539. Many salts and compounds are used in medicine and dentistry. [L. alumen, alum] a. acetate used as a disinfectant by embalmers; proposed as …   Medical dictionary

  • aluminum — (Al or Alum) A metal which is used in cars because of its lightness. In pure form, it does not have the strength of the same size of iron. Thus vehicle manufacturers use aluminum in an alloy form to produce body panels, wheels, engine blocks,… …   Dictionary of automotive terms

  • aluminum — a|lu|mi|num [ ə lumınəm ] noun uncount * a light silver colored metal that is used, for example, to make cans, cooking equipment, and aircraft parts: an aluminum can …   Usage of the words and phrases in modern English

  • aluminum — a•lu•mi•num [[t]əˈlu mə nəm[/t]] n. 1) chem. a silver white metallic element, light in weight, ductile, malleable, and not readily corroded or tarnished: used in alloys and for lightweight products Abbr.: alum; Symbol:Al; at. wt.: 26.98; at. no …   From formal English to slang

  • aluminum — aliuminis statusas T sritis fizika atitikmenys: angl. aluminium; aluminum vok. Aluminium, n rus. алюминий, m pranc. aluminium, m …   Fizikos terminų žodynas

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