methane
noun /ˈmiːθeɪn/
/ˈmeθeɪn/
[uncountable] (symbol CH4)
- a gas without colour or smell, that burns easily and is used as fuel. Natural gas consists mainly of methane.Oxford Collocations DictionaryMethane is used before these nouns:
- emission
- gas
Word Originmid 19th cent.: from methyl + -ane.