Ablution and Lavabo

Ablution noun - The ritual washing of a priest's hands or of sacred vessels.

Lavabo and ablution are semantically related In some cases you can use "Lavabo" instead a noun "Ablution".

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

Ablution and lavabo are semantically related in cleaning topic. You can use "Ablution" instead a noun "Lavabo".