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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.

Tools such as CalEnviroScreen or PSE’s methane risk map can help people locate pollution sources, toxic facilities and other threats in their area.

From Los Angeles Times • May 27, 2026

"Models for the composition of temperate, gas-giant exoplanets had predicted that they would contain methane, so it is good to get confirmation that our theories are accurate."

From Science Daily • May 22, 2026

The Saturn sized world, known as TOI-199b, contains methane in its atmosphere, according to a new study.

From Science Daily • May 22, 2026

The document added that Canadian natural gas “has one of the lowest emissions intensities in the world. With the introduction of new technologies for methane abatement, we will be capable of further reducing emissions intensity.”

From The Wall Street Journal • May 14, 2026

It was the microbes that created methane—the farts—and methane was a greenhouse gas that trapped heat inside the atmosphere, making the earth hotter.

From "Two Degrees" by Alan Gratz




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