washbasin, basin, washbowl, washstand, lavatory(noun)

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"

washbasin, handbasin, washbowl, lavabo, wash-hand basin(noun)

a basin for washing the hands (`wash-hand basin' is a British expression)

washbasin(Noun)

a permanently installed sink, fitted with a water supply and a drain, in which one may wash one's hands and face