ˈbeɪsɪn ˈlæv.ə.tɹi ˈlæv.ə.tɔɹ.i ˈwɔːtəʃɛd ˈwɔtɚʃɛd a bowl-shaped vessel; usually used for holding food or liquids she mixed the dough in a large basin a bathroom sink that is permanently installed and connected to a water supply and drainpipe; where you can wash your hands and face he ran some water in the basin and splashed it on his face 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 a natural depression in the surface of the land often with a lake at the bottom of it the basin of the Great Salt Lake the quantity that a basin will hold a basinful of water