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Meaning of rock oil | Babel Free

Noun CEFR B2

Definitions

Naphtha (liquid petroleum).
countable, dated, uncountable
Petroleum
countable, obsolete, uncountable

CEFR level

B2

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

See also

rock opera rock oyster rock paper scissors rock partridge rock pigeon rock pipit