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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

"When we compared the spectra during the transit to the baseline, we saw that the atmosphere blocked the wavelengths of starlight absorbed by methane," Bello-Arufe said.

From Science Daily • May 22, 2026

By treating methane waste with the same gravity as a fire or a blowout, the industry can eliminate a major liability, addressing the world’s immediate energy needs efficiently and responsibly.

From The Wall Street Journal • May 21, 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

Given a moist planet with methane, formaldehyde, ammonia, and some usable minerals, all of which abound, exposed to lightning or ultraviolet irradiation at the right temperature, life might start off almost anywhere.

From "The Lives of a Cell" by Lewis Thomas




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