biogas

noun

bio·​gas ˈbī-ō-ˌgas How to pronounce biogas (audio)
: a mixture of methane and carbon dioxide produced by the bacterial decomposition of organic wastes and used as a fuel

Examples of biogas in a Sentence

Recent Examples on the Web
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Meanwhile, Cathay Pacific—an honoree on Condé Nast Traveler's latest list of Bright Ideas in Travel—has developed a new food waste recycling program that produces enough biogas to power approximately 8,000 Hong Kong homes per year. Jen Murphy, Condé Nast Traveler, 22 Apr. 2026 The plants capture biogas to generate renewable electricity, reducing the need to purchase power from the grid. Ahmed Ibrahim Yunus, The Conversation, 13 Mar. 2026 The environmental benefits are further enhanced when renewable fuels such as biomethane and biogas are used. Jijo Malayil, Interesting Engineering, 10 Feb. 2026 This biogas voyage produces 50 to 55 metric tons. Ryan Craggs, Travel + Leisure, 15 Jan. 2026 See All Example Sentences for biogas

Word History

First Known Use

1971, in the meaning defined above

Time Traveler
The first known use of biogas was in 1971

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Cite this Entry

“Biogas.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biogas. Accessed 1 May. 2026.

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