Meanings
nounalumina (countable and uncountable, plural aluminas)
plural aluminas · alternative aluminia
- countableuncountableAluminum 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
Synonyms & antonyms
nounany of various forms of aluminum oxide occurring naturally as corundum
Broader
corundomcorundum
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
- Latinalumen
- Englishalumina
From the combining form of Latin alumen + -a.
More words from Latin
Full word history & related roots →Translations
Catalan alúmina
- alúminaaluminum oxide
French alumine
- aluminealuminum oxide
German Tonerde
- Tonerdealuminum oxide
Greek αλουμίνα
- αλουμίνα (aloumína)aluminum oxide
Irish alúmana
- alúmanaaluminum oxide
Italian allumina
- alluminaaluminum oxide
Māori konumohe ōkai
- konumohe ōkaialuminum oxide
Portuguese alumina
- aluminaaluminum oxide
Russian глинозём
- глинозём (glinozjóm)aluminum oxide
Spanish alúmina
- alúminaaluminum oxide
Thai อลูมินา
- อลูมินา (à-luu-mí-nâa)aluminum oxide
Ukrainian глинозе́м
- глинозе́м (hlynozém)aluminum oxide
Rhymes & wordplay
Anagrams
Cite this entry
APA
alumina. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/alumina
MLA
“alumina.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/alumina. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “alumina,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/alumina.
Source: alumina on Wiktionary, CC BY-SA 4.0.