natural gas

noun

1

: gas issuing from the earth's crust through natural openings or bored wells

especially : a combustible mixture of methane and other hydrocarbons used chiefly as a fuel and raw material

2

: gas manufactured from organic matter (such as coal)

Examples of natural gas in a Sentence

a house heated by natural gas

Recent Examples on the Web

On the natural gas side, our customers also benefit from a system designed to perform under extreme conditions. —Steve Sullivan, Hartford Courant, 31 Jan. 2026

Mozambique, TotalEnergies restart $20B natural gas project Mozambique and French oil giant TotalEnergies agreed to restart a $20 billion natural gas project thanks to improving security in the African nation. —semafor.com, 30 Jan. 2026

Austin Energy relies on a mix of electricity imported from across the state and power generated closer to home, including rooftop solar, residential batteries and natural gas plants within or near the city. —Chaya Tong, Austin American Statesman, 30 Jan. 2026

The natural gas market, meanwhile, could soon face a supply glut. —Scott Montgomery, Forbes.com, 30 Jan. 2026

Word History

First Known Use

1825, in the meaning defined at sense 1

Rhymes for natural gas

• bermudagrass
• alas
• amass
• bromegrass
• bypass
• chagas
• crabgrass
• crevasse
• eelgrass
• eyeglass
• groundmass
• harass

Kids Definition

natural gas

noun

: gas that comes from the earth's crust through natural openings or bored wells

especially : a flammable mixture of hydrocarbons and especially methane used chiefly as a fuel and raw material