alumina

7 ENTRIES FOUND:

alu·mi·na

noun \ə-ˈlü-mə-nə\

Definition of ALUMINA

:  the oxide of aluminum Al2O3 occurring native as corundum and in hydrated forms (as in bauxite)

Origin of ALUMINA

New Latin, from Latin alumin-, alumen alum
First Known Use: circa 1790

alu·mi·na

noun \ə-ˈlü-mə-nə\   (Medical Dictionary)

Medical Definition of ALUMINA

: an oxide of aluminum Al2O3 that occurs native as corundum and in hydrated forms (as in bauxite) and is used in antacids—called also aluminum oxide

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