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Definitions

methane

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


Example Sentences

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Gas fields, LNG tankers, pipelines, and distribution lines also give rise to massive leaks of methane -- a gas with an even greater global warming potential than CO2.

From Barron's • Mar. 27, 2026

The primary component of natural gas is methane, which, when burned, releases CO2 -- the leading greenhouse gas responsible for global warming.

From Barron's • Mar. 27, 2026

If farmers can figure out, for example, that a certain breed of cattle releases more methane when it consumes a particular kind of feed, they could change the feed to cut down on the methane.

From The Wall Street Journal • Mar. 17, 2026

Producing such a complex molecule from methane highlights the potential of this approach to turn an abundant, inexpensive gas into sophisticated and commercially important chemicals.

From Science Daily • Feb. 27, 2026

Pluto, covered with methane ice and accompanied by its solitary giant moon Charon, is illuminated by a distant Sun, which appears as no more than a bright point of light in a pitch-black sky.

From "Cosmos" by Carl Sagan