: a major ecological community type (such as tropical rainforest, grassland, or desert)
Examples of biome in a Sentence
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Satellite data for her first year in office shows that deforestation in the Amazon saw a 31% year-on-year decrease, reaching the lowest annual rate in nine years, and 25% in the Cerrado, the country's second largest biome.
—
Elisabeth Brier, Forbes.com, 18 Sep. 2025
The crew traversed through five biomes.
—Barbie Porter, Twin Cities, 18 Sep. 2025
Alexandre Anesio, an Arctic microbiologist at Aarhus University in Denmark, argues that ice is a biome just like the forest or the desert.
—Katherine Bourzac, Quanta Magazine, 15 Sep. 2025
According to our Homestead Experience Coordinator, these bespoke technologies were programmed just for us, maximizing the benefits of our changing climate and our reshaped biomes, all while taking the messy human guesswork out of relocation and resettlement.
—Literary Hub, 11 Sep. 2025
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Elisabeth Brier, Forbes.com, 18 Sep. 2025
The crew traversed through five biomes.
—Barbie Porter, Twin Cities, 18 Sep. 2025
Alexandre Anesio, an Arctic microbiologist at Aarhus University in Denmark, argues that ice is a biome just like the forest or the desert.
—Katherine Bourzac, Quanta Magazine, 15 Sep. 2025
According to our Homestead Experience Coordinator, these bespoke technologies were programmed just for us, maximizing the benefits of our changing climate and our reshaped biomes, all while taking the messy human guesswork out of relocation and resettlement.
—Literary Hub, 11 Sep. 2025
See All Example Sentences for biome
Cite this Entry
“Biome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biome. Accessed 22 Sep. 2025.
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biome
noun
bi·ome
ˈbī-ˌōm 
: a major type of ecological community
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