- Definitions|0
- Thesaurus|6
- Abbreviations|0
6 entries under expression topic. ×
| area containing distinct assemblages of natural communities and species(noun, environment, science, ecology) | |
| area defined by its environmental conditions(noun, environment, science, ecology) | |
| ecological region(noun, environment, science, ecology) | |
| large unit of land or water(noun, environment, science, ecology) | |
| region containing a distinct biodiversity of flora and fauna(noun, environment, science, ecology) | |
| region with borders that are naturally defined by topographic systems and ecological systems(noun, environment, science, ecology) |
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| APA | Smart Define. (1970). ecologically and geographically defined area thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/ecologically_and_geographically_defined_area/thesaurus/synonyms |
| Chicago | Smart Define. 1970. "ecologically and geographically defined area thesaurus" https://smartdefine.org/ecologically_and_geographically_defined_area/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 1970, ecologically and geographically defined area thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/ecologically_and_geographically_defined_area/thesaurus/synonyms>. |
| MLA | Smart Define. "ecologically and geographically defined area thesaurus" 1 January 1970. Web. 24 September 2026. <https://smartdefine.org/ecologically_and_geographically_defined_area/thesaurus/synonyms> |