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polyp

PRIMARY MEANINGS OF: polyp

1
n
a small vascular growth on the surface of a mucous membrane
2
n
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
FULL DEFINITIONS OF: polyp
1

n a small vascular growth on the surface of a mucous membrane

Synonyms:
polypus
Types:
adenomatous polyp
a polyp that consists of benign neoplastic tissue derived from glandular epithelium
sessile polyp
a relatively flat polyp
pedunculated polyp
a polyp with a stalk or peduncle
Type of:
growth
(pathology) an abnormal proliferation of tissue (as in a tumor)
2

n 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”
Type of:
cnidarian, coelenterate
radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures; they occur in polyp and medusa forms
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