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| a·lu·mi·na [ ə lmənə ] |
noun |
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| Definition: |
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oxide of aluminum: a white or colorless oxide of aluminum. Source: corundum, bauxite. Use: catalysts, abrasives, manufacture of artificial rubies and sapphires. Al2O3
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| [Late 18th century. < Latin alumin- (see aluminum), after words such as soda and magnesia] |
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