DictionaryAI

aluminum

noun
Sayuh-LOO-mi-nuhm/əˈlu.mɪ.nəm//əˈluː.mɪ.nəm/al-yuu-MIN-yuhm/ˌæl.(j)ʊˈmɪn.jəm/

Pluralaluminums

UK spellingaluminium

3 meanings of aluminum

Practice

  1. 1
    nouncountable or uncountable
    A light, silver-colored metal that comes from a rock called bauxite. It is a chemical element.

    Most soda cans are made of aluminum.

    She covered the pan with aluminum foil before putting it in the oven.

    Note

Less common meanings

  1. 2
    noun
    One single atom of the metal aluminum.
  2. 3
    nounslang
    Airplanes or other machines made partly or completely of aluminum.

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Origin

The British chemist Humphry Davy made up this word in 1812. It can be seen as Latin alumen plus -um.