We found 15 dictionaries that define the word bioregion:

General (10 matching dictionaries)

1. bioregion: Merriam-Webster
2. bioregion: Oxford Learner's Dictionaries
3. bioregion: American Heritage Dictionary of the English Language
4. bioregion: Collins English Dictionary
5. bioregion: Wordnik
6. bioregion: Wiktionary
7. bioregion: Infoplease Dictionary
8. bioregion: Dictionary.com
9. Bioregion: Wikipedia, the Free Encyclopedia
10. bioregion: TheFreeDictionary.com

Computing (1 matching dictionary)

11. bioregion: Encyclopedia

Miscellaneous (1 matching dictionary)

12. Bioregion: Africa Glossary

Science (2 matching dictionaries)

13. Botanical Terms (No longer online)
14. Biodiversity (No longer online)

Slang (1 matching dictionary)

15. bioregion: Urban Dictionary

Definitions from Wiktionary (bioregion) ▸ noun:  A region defined by natural characteristics such as flora and fauna and topographic features such as watersheds. Similar: ecoregion, eco-region, bioprovince, bioregionalization, bioregionalisation, ecodomain, biozone, bioregionalism, ecoprovince, ecozone, more... Opposite: human-made region, artificial region Phrases: Warren bioregion, more... Adjectives: own, local, particular, southern, entire, southeastern, specific, american, north, coastal, same ▸ Words similar to bioregion ▸ Usage examples for bioregion ▸ Idioms related to bioregion ▸ Wikipedia articles (New!) ▸ Popular adjectives describing bioregion ▸ Words that often appear near bioregion ▸ Rhymes of bioregion ▸ Invented words related to bioregion