Wordcyclopedia | English | mollusc ctenidium moss

— noun (= mollusk) invertebrate having a soft unsegmented body usually enclosed in a shell

— noun comb-like respiratory structure serving as the gill of certain mollusks

— Moss is a kind of plant that grows on the ground or other kind of surface and is usually green.

— If something is mossed, it becomes covered in moss. The oak tree was mossed because of how old it was.