One who laves: a washer.
That which laves, particularly a washbasin.
Other seaweeds similar in appearance or use, especially
A red alga/seaweed, Porphyra umbilicalis (syn. Porphyra laciniata), eaten as a vegetable.
Porphyra vulgaris
Where one laves, a washroom, particularly a lavatorium, the washing area in a monastery.
Synonym of washstand (“table with a basin for washing”)