biome

noun

bi·​ome ˈbī-ˌōm How to pronounce biome (audio)
: a major ecological community type (such as tropical rainforest, grassland, or desert)

Examples of biome 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.
Visually, the game is pure artwork, with a pastel gloss coating each oceanic biome. — Keith Langston, Space.com, 31 May 2026 Keeping a biome with beneficial insects will support the firefly's life cycle. — Mary Marlowe Leverette, Southern Living, 6 June 2026 Pine cones provide an interesting way to view the different biomes found in the United States and its territories. — Torben Rick, The Conversation, 18 June 2026 But what does any way of life — American or otherwise — depend upon first but an atmosphere and biome capable of providing food, air, water and shelter? — Barret Baumgart, Mercury News, 9 Apr. 2026 See All Example Sentences for biome

Word History

Etymology

bi- entry 2 + -ome

First Known Use

1916, in the meaning defined above

Time Traveler
The first known use of biome was in 1916

Rhymes for biome

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Browse Nearby Words

biomathematics
biome
biomechanical
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Cite this Entry

“Biome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biome. Accessed 10 Jul. 2026.

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Kids Definition

biome

noun
bi·​ome ˈbī-ˌōm How to pronounce biome (audio)
: a major type of ecological community

More from Merriam-Webster on biome

Nglish: Translation of biome for Spanish Speakers

Britannica.com: Encyclopedia article about biome

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