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Definitions

methane

[meth-eyn, mee-theyn] / ˈmɛθ eɪn, ˈmi θeɪn /
NOUN
marsh gas
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Scientists sometimes describe methane reduction as an "emergency brake" for climate change because lowering methane levels could help slow warming within the next decade and potentially reduce the risk of climate tipping points.

From Science Daily • May 10, 2026

The discovery also suggests that scientists may need to rethink the global methane budget, which estimates how much methane enters and leaves Earth's atmosphere.

From Science Daily • May 10, 2026

Researchers believe the discovery could eventually inspire practical engineering solutions aimed at reducing methane pollution.

From Science Daily • May 10, 2026

But the Western Avenue part of the project was scuppered in 1985, when an underground methane gas explosion at a Ross Dress for Less store in Fairfax raised concerns about tunnel safety.

From Los Angeles Times • May 7, 2026

Ultraviolet light from the sun converts methane to more complex hydrocarbon molecules and hydrogen gas.

From "Cosmos" by Carl Sagan




Vocabulary lists containing methane