noun the quantity that a basin will hold.
— synonyms: basinful
noun a natural depression in the surface of the land often with a lake at the bottom of it.
noun the entire geographical area drained by a river and its tributaries.
— synonyms: river_basin, watershed, drainage_basin, catchment_area, catchment_basin, drainage_area
noun a bathroom sink that is permanently installed and connected to a water supply and drainpipe.
— synonyms: washbasin, washbowl, washstand, lavatory