laver

Concise Oxford English Dictionary © 2008 Oxford University Press:
laver1 /ˈlɑːvə, ˈleɪvə/ (also purple laver)

▶noun an edible seaweed with thin reddish-purple and green sheet-like fronds. [Porphyra umbilicaulis.]

– origin OE, from L.

Concise Oxford English Dictionary © 2008 Oxford University Press:
laver2 /ˈleɪvə/

▶noun

• 1 archaic or literary a basin or similar container used for washing oneself.

• 2 (in biblical use) a large brass bowl for Jewish priests' ritual ablutions.

– origin ME: from OFr. laveoir, from late L. lavatorium (see lavatory).