bio·​re·​gion ˈbī-ō-ˌrē-jən How to pronounce bioregion (audio)
: a region whose limits are naturally defined by topographic and biological features (such as mountain ranges and ecosystems)
ˌbī-ō-ˈrēj-nəl How to pronounce bioregion (audio)

Example Sentences

Recent Examples on the Web Research has shown that government fire suppression policies, along with the displacement of Indigenous people who performed cultural burning, have contributed to denser vegetation in the Klamath bioregion. Hayley Smith, Los Angeles Times, 6 Aug. 2022 Research has shown that vegetation in the Klamath bioregion has grown denser due to government fire suppression policies and the displacement of Indigenous people who performed cultural burning. Tribune News Service, oregonlive, 2 Aug. 2022 Part of the Cascadia bioregion, the sound teems with countless species of animals and plants. Clarissa Dawes, National Geographic, 11 Oct. 2020 Other potential bids from Cascadia (a bioregion in the Pacific Northwest) and Tokyo were put off until 2022 to secure funding; while Blacktown, Sydney in Australia was mooted as a potential host at an early stage of the process., 20 Aug. 2019 PCBs have been found the world over—from the bed of the Hudson River to the fat of polar bears roaming the high Arctic—but never before in the creatures of the extreme deep, a bioregion about which science knows relatively little. Rebecca Altman, The Atlantic, 4 Oct. 2017 Saint Francis (San Francisco) – the namesake of our bioregion – is the patron saint of animals and the environment. Peter Drekmeier, The Mercury News, 16 Feb. 2017 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'bioregion.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1945, in the meaning defined above

Time Traveler
The first known use of bioregion was in 1945

Dictionary Entries Near bioregion

Cite this Entry

“Bioregion.” Dictionary, Merriam-Webster, Accessed 6 Jun. 2023.

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