• Noun

    Chemistry . 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. Abbreviation: alum.; Symbol: Al; atomic weight: 26.98; atomic number: 13; specific gravity
    2.70 at 20?C.

    Adjective

    of, pertaining to, or containing aluminum
    an aluminum frying pan.

    tác giả


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