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

Illinois families deserve affordable utility bills and a natural gas system that is safe, reliable and maintained by a skilled workforce. — Chicago Tribune, 20 Sep. 2026

The reason is related to the price of natural gas that goes up and down and either leads to high charges on bills, like in the past, or credits that are expected to last for a one-year period until next May. — Christopher Keating, Hartford Courant, 20 Sep. 2026

Sulfur is relatively inexpensive and widely available, including as a byproduct of petroleum refining and natural gas processing. — Rupendra Brahambhatt, Interesting Engineering, 20 Sep. 2026

With the strait’s primary transit lanes now cleared of mines, the volume of crude oil, cargo, and liquid natural gas over the past two weeks was the highest in six months, or right after the Iran war began. — Jason Ma, Fortune, 20 Sep. 2026

Word History

First Known Use

1825, in the meaning defined at sense 1

Rhymes for natural gas

• bermudagrass
• ecclesiastes
• alas
• amass
• bromegrass
• bypass
• 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