WordNet 3.0 Copyright © 2006 by Princeton University.
- 1. polyp, polypus, growth
- usage: a small vascular growth on the surface of a mucous membrane
- 2. polyp, coelenterate, cnidarian
- usage: 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"
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See also: polyp (Dictionary)