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Meaning of marsh gas | Babel Free

Noun CEFR B2

Definitions

gases emitted by a marsh
literally, uncountable
methane
colloquial, uncountable

CEFR level

B2

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

See also

marsh gentian Marsh Gibbon marsh grass marsh harrier marsh hawk marsh hawksbeard