protolith

English

Etymology

From proto- +‎ -lith.

Pronunciation

  • (US) IPA(key): /ˈpɹoʊ.təˌlɪθ/, /ˈpɹoʊtoʊ-/

Noun

protolith (plural protoliths)

  1. (geology) The original precursor of any specified metamorphic rock

Derived terms

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