river basin
Physical Geography
noun
The tract of country drained by a river and its tributaries, divided from neighbouring ones by a watershed.
Origin
Early 19th century.
- superintendent general
- superintendential
- superintendentship
- superintender
- superintendress
- superinvestiture
- superionic
- superior
- superiorate
- superior conjunction
- superior court
- superioress
- superiority
- superiority complex
- Superior, Lake
- superiorly
- superior maxilla
- superior mediastinum
- superior meridian
- superiorness
- superior planet
- superiorship
- superior slope
- superius
- superjacent