Alumina
Definitions
Aluminum oxide, especially when used in mining, material sciences or ceramics, a refractory solid compound.
Equivalents
Examples
“The apocrenates of iron⟳ and manganese are slightly soluble; those of lime, magnesia and alumina are insoluble.”
CEFR level
B1
Intermediate
This word is part of the CEFR B1 vocabulary — intermediate level.
This word is part of the CEFR B1 vocabulary — intermediate level.
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