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Noun: river basin
  1. The entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet
    - basin, watershed, drainage basin, catchment area, catchment basin, drainage area

Derived forms: river basins

Type of: geographic area, geographic region, geographical area, geographical region

Encyclopedia: River basin

Nearest

rival
rivalrous
rivalry
rive
river
River Acheron
River Adige
River Aire
River Arno
River Avon
river basin
river birch
river blindness
river boat
river bottom
river boulder
River Cam
River Cocytus
river cooter
river dolphin
river gum