washbasin

(n) 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
washbowl, lavatory, washstand, basin,
(n) a basin for washing the hands ("wash-hand basin" is a British expression) handbasin, lavabo, wash-hand basin, washbowl,

washbowl lavatory washstand basin handbasin lavabo wash-hand basin