alumina

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See also: alúmina

English[edit]

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Etymology[edit]

From (combining form of) Latin alumen + -a.

Pronunciation[edit]

Noun[edit]

alumina (countable and uncountable, plural aluminas)

  1. Aluminum oxide, especially when used in mining, material sciences or ceramics.
    • 1875, Journal of the Bath and West of England Society and Southern Counties Association for the Encouragement of Agriculture, Arts, Manufactures, and Commerce (volumes 7–8, page 133)
      The apocrenates of iron and manganese are slightly soluble; those of lime, magnesia and alumina are insoluble.

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French[edit]

Pronunciation[edit]

Verb[edit]

alumina

  1. third-person singular past historic of aluminer

Latin[edit]

Noun[edit]

alūmina

  1. nominative/accusative/vocative plural of alūmen

Portuguese[edit]

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Noun[edit]

alumina f (plural aluminas)

  1. (geology) alumina (aluminium oxide)