| polypoid | 1. <zoology> Like a polyp; having the nature of a polyp, but lacking the tentacles or other parts. 2. <medicine> Resembling a polypus in appearance; having a character like that of a polypus. Origin: Polyp. Source: Websters Dictionary (01 Mar 1998) |
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| polypoid adenoma | A polyp that consists of benign neoplastic tissue derived from glandular epithelium. Synonym: cellular polyp, polypoid adenoma. (05 Mar 2000) |
| polypoid gallbladder lesions | <radiology> Cholesterol polyp, adenoma, papilloma (usually less than 1 cm, may be premalignant), carcinoma, metastasis, adenomyomatosis, tumefactive sludge, inflammatory polyp (12 Dec 1998) |