any of several edible red algae (esp. Rhodymenia palmata) with large, wedge-shaped fronds
Origin of dulseIrish and Gaelic duileasg
An edible red seaweed (Palmaria palmata) that grows on rocky shores on both sides of the northern Atlantic Ocean.
Origin of dulseScottish Gaelic duileasg from Old Irish duilesc
From Irish duileasc, Scottish Gaelic duileasg; compare Welsh delysg.