polyp
英 ['p?l?p]
美['pɑl?p]
- n. 息肉；珊瑚蟲；水螅蟲
英英釋意
- 1. a small vascular growth on the surface of a mucous membrane
- 2. one of two forms that coelenterates take e.g. a hydra or coral: usually sedentary and has a hollow cylindrical body usually with a ring of tentacles around the mouth