4 entries under expression topic. ×
| catchment basin(noun, idiom, watershed) | |
| drainage area(noun, idiom) | |
| drainage basin(noun, idiom, area) | |
| river basin |
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Catchment_area on
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| APA | Smart Define. (2013). catchment area thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/catchment_area/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "catchment area thesaurus" https://smartdefine.org/catchment_area/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2013, catchment area thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/catchment_area/thesaurus/synonyms>. |
| MLA | Smart Define. "catchment area thesaurus" 19 May 2013. Web. 22 September 2026. <https://smartdefine.org/catchment_area/thesaurus/synonyms> |