biogas

American

[bahy-oh-gas] / ˈbaɪ oʊˌgæs /

Or bio-gas

noun

any gas fuel derived from the decay of organic matter, as the mixture of methane and carbon dioxide produced by the bacterial decomposition of sewage, manure, garbage, or plant crops.

biogas British

/ ˈbaɪəʊˌɡæs /

noun

a gas that is produced by the action of bacteria on organic waste matter: used as a fuel

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

biogas Scientific

/ bī′ō-găs′ /

See under biofuel

Etymology

Origin of biogas

First recorded in 1970–75; bio- + gas

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.

See Examples For:

biogas

Collect everything in one bin, send it to a central sorting plant, pull out recyclables and organics by machine, turn the organics into biogas and soil amendment, and burn the rest.

From The Wall Street Journal ● Oct. 7, 2026

The company also announced its intention to sell its biogas business in the U.S.

From MarketWatch ● Aug. 4, 2026

The British oil major intends to sell its Archaea biogas business as its oil trading and higher energy prices lifted profits.

From The Wall Street Journal ● Aug. 4, 2026

Her neighbour, 45-year-old Munni Bai, who has asthma, had switched to using an electric cooker as well as biogas from cow dung, to help her breathing.

From Barron's ● Mar. 24, 2026

The firm specialises in capturing and storing CO2 released from organic processes such as fermentation, whisky distillation or biogas plants.

From BBC ● Jan. 7, 2026

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023