Synonyms:
polyp
Meaning: one of two forms that coelenterates take (e.g. a hydra or coral): usually sedentary with a hollow cylindrical body usually with a ring of tentacles around the mouth; "in some species of coelenterate, polyps are a phase in the life cycle that alternates with a medusoid phase"
Synonyms:
polyp, polypus
Meaning: a small vascular growth on the surface of a mucous membrane