Word.ws English Dictionary

alumina

UK/əˈl(j)uːmɪnə/

alumina noun: aluminum oxide, especially when used in mining, material sciences or ceramics, a refractory solid compound.

Noun

alumina (countable and uncountable, plural aluminas)

  1. Aluminum oxide, especially when used in mining, material sciences or ceramics, a refractory solid compound.
    • The apocrenates of iron and manganese are slightly soluble; those of lime, magnesia and alumina are insoluble.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

alumina meaning in Tamil and Thai

alumina in Tamil

அலுமினா, அலுமினிய உயிரகை

alumina in Thai

aluminum oxide
อลูมินา à-luu-mí-nâa

Examples of alumina in a sentence

  • Red mud is also what prompted the Chinese authorities to order the closure of Xinfa Group’s Jiaokou alumina refinery in Shanxi.
  • For example, an agreement to process a specified amount of alumina into aluminum at a particular aluminum plant.
  • The material uses an ion-beam-assisted deposition (IBAD) process to deposit the very hard (cleanable), dense (protective) alumina topcoat.

All 10 example sentences with alumina

Forms of alumina

pluralaluminas
alternative formaluminia

Origin of alumina

From the combining form of Latin alumen + -a.

Words formed from alumina

Questions about alumina

What does alumina mean?
Alumina means aluminum oxide, especially when used in mining, material sciences or ceramics, a refractory solid compound.
What is alumina in Tamil?
Alumina in Tamil is அலுமினா, அலுமினிய உயிரகை. See Alumina meaning in Tamil.
What part of speech is alumina?
Alumina is a noun.
How do you pronounce alumina?
Alumina is pronounced /əˈl(j)uːmɪnə/ (UK).
What is the plural of alumina?
The plural of alumina is aluminas.

Words near alumina in the dictionary

  1. Alumel
  2. alumian
  3. alumic
  4. alumiferous
  5. alumin(i)um
  6. alumina
  7. aluminas
  8. aluminate
  9. aluminated
  10. aluminates
  11. alumine

Source and license

Adapted from Wiktionary: alumina (page history and authors); alumina (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-alumina.wav.

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