polyp


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

pol·yp

 (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.

[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.]

pol′yp·oid′ adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

polyp

(ˈpɒlɪp)
n
1. (Zoology) zoology one of the two forms of individual that occur in coelenterates. It usually has a hollow cylindrical body with a ring of tentacles around the mouth. Compare medusa2
2. (Pathology) pathol Also called: polypus a small vascularized growth arising from the surface of a mucous membrane, having a rounded base or a stalklike projection
[C16 polip, from French polype nasal polyp, from Latin pōlypus sea animal, nasal polyp, from Greek polupous having many feet]
ˈpolypous adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

pol•yp

(ˈpɒl ɪp)

n.
1. the cylindrical body form in the life cycle of a jellyfish, sea anemone, or other cnidarian, having stinging tentacles around the mouth and usu. having the opposite end attached to a surface. Compare medusa.
2. the individual zooid of a colonial organism, as the bryozoan.
3. a projecting growth from a mucous surface, as of the nose, being either a tumor or a hypertrophy of the mucous membrane.
[1350–1400; Middle English polip, short for polipus nasal tumor < Medieval Latin, Latin pōlypus < dial. Greek poulýpous octopus, nasal tumor (Attic polýpous, genitive polýpodos; see poly-, -pod)]
pol′yp•ous, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

pol·yp

(pŏl′ĭp)
A cnidarian in its sedentary stage. Polyps have hollow, tube-shaped bodies with a central mouth on top surrounded by tentacles. Some cnidarians, such as corals and sea anemones, only exist as polyps, while others turn into medusas as adults or lack a polyp stage completely. Compare medusa.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

polyp

A tissue growth projecting from the skin or mucous membrane, such as inside the nose.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.polyp - a small vascular growth on the surface of a mucous membranepolyp - a small vascular growth on the surface of a mucous membrane
growth - (pathology) an abnormal proliferation of tissue (as in a tumor)
adenomatous polyp - a polyp that consists of benign neoplastic tissue derived from glandular epithelium; "adenomatous polyps are visible protrusions that can develop on the mucosal surface of the colon or rectum"
sessile polyp - a relatively flat polyp
pedunculated polyp - a polyp with a stalk or peduncle
2.polyp - 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"
Cnidaria, Coelenterata, phylum Cnidaria, phylum Coelenterata - hydras; polyps; jellyfishes; sea anemones; corals
cnidarian, coelenterate - radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures; they occur in polyp and medusa forms
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
polyp
polyyppi

polyp

[ˈpɒlɪp] N (Med) → pólipo m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

polyp

[ˈpɒlɪp] npolype m
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

polyp

nPolyp m
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

polyp

[ˈpɒlɪp] n (Zool, Med) → polipo
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

pol·yp

n. pólipo, cualquier protuberancia o bulto que se desarrolla de una membrana mucosa.
English-Spanish Medical Dictionary © Farlex 2012

polyp

n pólipo; adenomatous — pólipo adenomatoso; hyperplastic — pólipo hiperplásico; juvenile — pólipo juvenil; nasal — pólipo nasal
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in classic literature ?
A young Martian, there can now be no dispute, was really born upon earth during the war, and it was found attached to its parent, partially BUDDED off, just as young lilybulbs bud off, or like the young animals in the fresh-water polyp.
In the past year, 2 studies have contributed to our understanding of endometrial polyps, with one published as the first ever meta-analysis on polyp risk of malignancy.
Patients who received Dupixent had statistically significant reductions in their nasal polyp size and nasal congestion compared to the placebo group.
The co-primary endpoints of POLYP 1 and POLYP 2 were change from baseline in Nasal Polyp Score (NPS) and change from baseline in average daily Nasal Congestion Score (NCS) over 24 weeks.
Patients with gastric polypoid lesions other than those with endoscopically suspected GIST or ectopic pancreas underwent polyp sampling and/or polypectomy.
KEYWORDS: Clinical and Pathological Features, Colorectal Serrated Polyps, Hyperplastic Polyp, Sessile Serrated Adenoma/Polyp.
Microscopic examination of the nonadenomatous polyps (n=27) led to a variety of findings duodenitis/inflammatory polyp (n=10), normal duodenal tissue (n=7), gastric heterotopia (n=4), Brunner's gland hyperplasia (n=2), hyperplastic polyp (n=1), leiomyoma (n=1), lipoma (n=1), and vascular ectasia consistent with portal hypertensive duodenopathy (n=1).
The antrochoanal polyp is an inflammatory nasal polyp found more frequently in children than adults.
To determine whether symbiotic chlorococci could be transmitted from symbiotic strain J10 polyps to other non-symbiotic hydra strains, we cultured a strain J10 polyp together with a non-symbiotic strain polyp in a small plastic container (12-well cell culture plate, 2-3 mL of HCS in each well) for at least 2 months.
A choanal polyp (CP) manifests as a unilateral benign growth blocking the nasal passage and most commonly originates from the maxillary sinus.
Taking calcium supplements, with or without vitamin D, may increase the risk of a type of precancerous colorectal polyp over time, a recent study suggests.
Solitary or sporadic juvenile polyp (JP) is a hamartomatous lesion of the colon which is most frequently identified in young children.