noun
- Any of various forms of aluminum oxide occurring naturally as corundum.
- synonyms: aluminum oxide, aluminium oxide
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). Alumina. Retrieved October 1, 2026, from http://smartdefine.org/alumina/definitions/1248450 |
| Chicago | WordNet. 2010. "Alumina" http://smartdefine.org/alumina/definitions/1248450 (accessed October 1, 2026). |
| Harvard | WordNet 2010, Alumina, Smart Define, viewed 1 October, 2026, <http://smartdefine.org/alumina/definitions/1248450>. |
| MLA | WordNet. "Alumina" 23 October 2010. Web. 1 October 2026. <http://smartdefine.org/alumina/definitions/1248450> |