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Meaning of rock flour | Babel Free

Noun CEFR B2

Definitions

Fine-grained, silt-sized particles of rock generated by mechanical grinding of bedrock by glacial erosion or artificially.

countable, uncountable

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

Rock Forest rock formation rock garden rock glacier rock glass rock goose