Dictionary


a•lu•mi•num



Pronunciation: (u-lOO'mu-num), [key]
—n.
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 soil: used in alloys and for lightweight utensils, castings, airplane parts, etc. Abbr.: alum.; Symbol: Al; at. wt.: 26.98; at. no.: 13; sp. gr.: 2.70 at 20°C.

—adj.
of, pertaining to, or containing aluminum: an aluminum frying pan. Also, esp. Brit.,aluminium.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

aluminousaluminum acetate
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