The land area that is drained by a river and its tributaries. The Mississippi River basin, for example, is a vast area that covers much of the central United States from the central ranges of the Appalachian Mountains in the east to the eastern ranges of the Rocky Mountains in the west, funneling toward its delta in southern Louisiana and emptying into the Gulf of Mexico.
A washbowl or sink
The region enclosed by such a divide and draining into a river, river system, or other body of water.
An area drained by a river system.
The geographical area served by a particular government agency, health facility, etc.
the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet
Find another word for catchment-basin. In this page you can discover 6 synonyms, antonyms, idiomatic expressions, and related words for catchment-basin, like: river-basin, basin, watershed, drainage-basin, catchment area and drainage area.