polypoid

polyppedunculate polyp (top) and sessile polyp (bottom) in a section of large intestine

pol·yp

P0427500 (pŏl′ĭp)n.1. A body form of a cnidarian, such as a hydra or coral, that is cylindrical in shape, has a mouth usually surrounded by tentacles at one end, and is often attached to something at the other end.2. A usually nonmalignant growth or tumor protruding from the mucous lining of an organ such as the nose, bladder, or intestine, sometimes causing obstruction.

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[Middle English polip, nasal tumor, from Old French polipe, from Latin pōlypus, cuttlefish, nasal tumor, from Greek polupous, poulupous : polu-, poly- + pous, foot; see ped- in Indo-European roots.]

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pol′yp·oid′ adj.

polypoid

(ˈpɒlɪˌpɔɪd) adj1. (Pathology) of, relating to, or resembling a polyp2. (Zoology) (of a coelenterate) having the body in the form of a polyp

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