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

The cells convert natural gas, hydrogen, or biogas into electricity through a clean electro-chemical process rather than dirty combustion. —Jordan Blum, Fortune, 16 Oct. 2025

There's also widespread agreement among energy analysts and executives that natural gas and nuclear will play an important role in meeting new electricity demand. —Michael Copley, NPR, 14 Oct. 2025

This mix includes fossil fuels like coal, natural gas, but also emission-free energy generation from nuclear, wind, solar and battery storage. —Sophie Hartley, IndyStar, 14 Oct. 2025

Bloom Energy — The energy stock soared 30% after the maker of hydrogen and natural gas power generators struck a $5 billion partnership with Brookfield Asset Management to install fuel cells in artificial intelligence data centers. —Scott Schnipper, CNBC, 13 Oct. 2025

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