catchment area
/K AE1 CH M AH0 N T EH0 R IY0 AH0/noun
- 1
An area from which water drains into a particular lake, river, etc.; the catchment area of a large river includes its tributaries.
- 2
The area served by a local institution, such as a hospital or school, or by extension, a railway station.
Synonyms
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