alumina


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Related to alumina: Activated alumina

a·lu·mi·na

 (ə-lo͞o′mə-nə)
n.
Any of several forms of aluminum oxide, Al2O3, occurring naturally as corundum, in a hydrated form in bauxite, and with various impurities as ruby, sapphire, and emery, used in aluminum production and in abrasives, refractories, ceramics, and electrical insulation. Also called aluminum oxide.

[New Latin alūmina, from Latin alūmen, alūmin-, alum.]

alumina

(əˈluːmɪnə)
n
(Elements & Compounds) another name for aluminium oxide
[C18: from New Latin, plural of Latin alūmen alum]

a•lu•mi•na

(əˈlu mə nə)

n.
the natural or synthetic oxide of aluminum, Al2O3, occurring in nature in a pure crystal form as corundum.
[1780–90; < Latin alūmin-, s. of alūmen alum1 + -a4]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.alumina - any of various forms of aluminum oxide occurring naturally as corundum
furnace lining, refractory - lining consisting of material with a high melting point; used to line the inside walls of a furnace
corundom, corundum - very hard mineral used as an abrasive
alundum - a substance made of fused alumina
References in classic literature ?
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Perth, Australia, July 5, 2012 - (ABN Newswire) - Perth based bauxite explorer and developer Bauxite Resources Ltd (ASX:BAU) is pleased to confirm the appointment of bauxite mining, alumina refining and aluminium smelting industry leader Mr Bill Moss who will take up the role of General Manager with Bauxite Alumina Joint Venture ("BAJV") on 2 October 2012.
The addition of alumina nanoparticles to BECy has not been extensively studied.
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