marsh gas
Gases emitted by a marshGases emitted by a marsh
Meaning
2 senses(literally, uncountable)Gases emitted by a marsh
(colloquial, uncountable)Methane
More definitions
- methane gas produced when vegetation decomposes in water
Synonyms
2 synonymsLessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable