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Meaning of protolith | Babel Free

Noun CEFR B2

/ˈpɹoʊ.təˌlɪθ/

Definitions

The original precursor of any specified metamorphic rock

CEFR level

B2

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

See also

protologism protologist protologue protology protoloph protolophid