biomass

noun

bio·​mass ˈbī-ō-ˌmas How to pronounce biomass (audio)
1
: the amount of living matter (as in a unit area or volume of habitat)
2
: plant materials and animal waste used especially as a source of fuel

Examples of biomass in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Through the program, some homeowners can save $2,000 on costs just to upgrade air source heat pumps, heat pump water heaters, and biomass stoves and boilers to eco-friendly options. Kate Nalepinski, MSNBC Newsweek, 6 May 2025 Areas of friction include the fact that biomass prices are expected to rise as the demand for sustainable biomass grows while supply remains limited. Amy Nguyen, Forbes.com, 24 Apr. 2025 Add up the total population and biomass of the insects, and the numbers are even more staggering. Nicholas Green, The Conversation, 24 Mar. 2025 Once the necessary genes are identified, the team hopes that fine-tuning their activity will increase biomass yield. ArsTechnica, 4 Apr. 2025 See All Example Sentences for biomass

Word History

First Known Use

1931, in the meaning defined at sense 1

Time Traveler
The first known use of biomass was in 1931

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Cite this Entry

“Biomass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biomass. Accessed 28 May. 2025.

Kids Definition

biomass

noun
bio·​mass
ˈbī-ō-ˌmas
1
: the amount of living matter (as in an area or volume of habitat)
2
: plant materials and animal waste used especially as a source of fuel

Medical Definition

biomass

noun
bio·​mass -ˌmas How to pronounce biomass (audio)
: the amount of living matter (as in a unit area or volume of habitat)

More from Merriam-Webster on biomass

Last Updated: - Updated example sentences
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