Meaning of red mud | Babel Free
Definitions
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A mixture of solid and metallic oxide-bearing impurities that is a waste product of bauxite refinement. uncountable
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Used other than figuratively or idiomatically: see red, mud. uncountable
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.