a gaseous mixture consisting mainly of methane trapped below ground; used extensively as a fuel
WordReference Random House Learner's Dictionary of American English © 2025
ˈnat•u•ral ˈgas, n. [uncountable]
WordReference Random House Unabridged Dictionary of American English © 2025- Energya gas that is found underground and under the sea, and is used as a fuel for heating and cooking.
nat′ural gas′,
- Energya combustible mixture of gaseous hydrocarbons that accumulates in porous sedimentary rocks, esp. those yielding petroleum, consisting usually of over 80 percent methane together with minor amounts of ethane, propane, butane, nitrogen, and, sometimes, helium: used as a fuel and to make carbon black, acetylene, and synthesis gas.
- 1815–25
Collins Concise English Dictionary © HarperCollins Publishers::
'natural gas' also found in these entries (note: many are not synonyms or translations):
Alaska
- Algeria
- Brunei
- CNG
- FPC
- LNG
- Llano Estacado
- North Slope
- North-Sea gas
- Qatar
- Red Deer
- SNG
- Sahara
- Saudi Arabia
- Shreveport
- Tyumen
- acetylene
- alternative energy
- butane
- carbon black
- carbon dioxide
- casinghead gas
- ethane
- ethanolamine
- ethylene
- explorationist
- fieldgate
- fossil fuel
- gas
- gas black
- gas field
- gas well
- gasholder
- helium
- lampblack
- liquefied natural gas
- liquefied petroleum gas
- methane
- methanogen
- methyl alcohol
- odorize
- petrochemical
- pipeline
- propane
- secondary recovery
- steam reforming
- syngas
- synthesis gas
- well
- wellhead