Definition of bioregion
: a region whose limits are naturally defined by topographic and biological features (such as mountain ranges and ecosystems)
bioregionalplay \ˌbī-ō-ˈrēj-nəl, -ˈrē-jə-nəl\ adjective
Recent Examples of bioregion from the Web
Saint Francis (San Francisco) – the namesake of our bioregion – is the patron saint of animals and the environment.
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First Known Use of bioregion
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