We found 1 definitions of drainage area from 1 different sources.
Noun |
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drainage area - the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet; "flood control in the Missouri basin" | ||
river basin, basin, watershed, drainage basin, catchment area, catchment basin | ||
geographic area, geographic region, geographical area, geographical region a demarcated area of the Earth | ||
detention basin a storage site (such as a small reservoir) that delays the flow of water downstream |