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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.

Keeping super-cold liquid oxygen and methane stable in the vacuum of space, then transferring them between spacecraft, is one of the most demanding engineering challenges in the programme.

From BBC • Apr. 10, 2026

Energy producers separate it out from methane, nitrogen and other gases, then ship it as a supercooled liquid.

From The Wall Street Journal • Mar. 31, 2026

However the increase in concentrations of heat-trapping greenhouse gases -- carbon dioxide, methane and nitrous oxide -- "to their highest level in at least 800,000 years" has "upset this equilibrium", the WMO said.

From Barron's • Mar. 23, 2026

Ultrasour gas is used to produce petrochemical feedstock and methane for heating and cooking.

From The Wall Street Journal • Mar. 20, 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




Vocabulary lists containing methane