a white or colourless insoluble powder occurring naturally as corundum and used in the production of aluminium and its compounds, abrasives, glass, and ceramics. Formula: Al2O3
Also called: alumina. See also activated alumina
Examples of 'aluminium oxide' in a sentence
aluminium oxide
Sapphire is a variety of which aluminium oxide mineral?
Times, Sunday Times (2011)
A noninvasive treatment, it invloves aluminium-oxide crystals, which blast away old skin cells, leaving the skin smooth.
Times, Sunday Times (2008)
A microdermabrasion tool with a disc coated in finely milled aluminium oxide crystals, which buffs and vacuums dead skin cells.