First Known Use: 1810
Dictionary
aluminum
noun, alu·mi·num often attributive \ə-ˈlü-mə-nəm\
: a silver metal that is strong and light and that is used for making many products
Full Definition of ALUMINUM
: 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
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Origin of ALUMINUM
New Latin, from alumina
ALUMINUM Defined for Kids
aluminum
noun alu·mi·num \ə-ˈlü-mə-nəm\
Definition of ALUMINUM for Kids
: a silver-white light metallic chemical element that is easily worked, conducts electricity well, resists weathering, and is the most plentiful metal in the earth's crust
Medical Dictionary
aluminum
noun , alu·mi·num often attrib \ə-ˈlü-mə-nəm\
Medical Definition of ALUMINUM
: 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—symbol Al; see element table
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