What is the meaning of Lavabo?

A ritual involving the washing of one's hands at a church's offertory before handling the Eucharist.

The small towel used to dry the priest's hands following the ritual.

A washbasin, particularly the one in a church used in the ritual.

A trough used for washing at some medieval monasteries.

A lavatory: a room used for urination and defecation.

lavabo, washbasin, sink

toilet

bathroom

sink, washbasin

washbasin

sink, in particular of a bathroom

lavabo

first-person singular future active indicative of lavō

washbasin

lavabo (washbasin, especially one used for ceremonious washing)

lavatory (room containing a toilet)

sink, washbasin

lavabo

bathroom sink, washbasin

washbasin

toilet

Source: wiktionary.org