Piscina vs. Washbasin

Piscinanoun

A drained basin near a church's altar for the disposal of water from liturgical ablutions.

Piscinanoun

A basin or tank, especially one for holding fishes or for growing aquatic plants.

Piscinanoun

A niche near the altar in a church, containing a small basin for rinsing altar vessels.

Piscina

A piscina is a shallow basin placed near the altar of a church, or else in the vestry or sacristy, used for washing the communion vessels. The sacrarium is the drain itself.

Washbasinnoun

A basin used for washing, particularly a permanently installed sink, fitted with a water supply and a drain, for washing the hands and face.

Washbasinnoun

a bathroom or lavatory sink that is permanently installed and connected to a water supply and drainpipe; where you wash your hands and face;

Washbasinnoun

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