| polyphyletic | Composed of members that originated, independently, from more than one evolutionary line. Compare: monophyletic. (09 Oct 1997) |
|---|---|
| polyphyletic theory | In haematology, the theory that blood cells are derived from several different stem cells, depending on the particular cell type. Synonym: polyphyletic theory. Origin: poly-+ G. Phyle, tribe (05 Mar 2000) |
| polyphyletism | In haematology, the theory that blood cells are derived from several different stem cells, depending on the particular cell type. Synonym: polyphyletic theory. Origin: poly-+ G. Phyle, tribe (05 Mar 2000) |
| polyphyllous | <botany> Many-leaved; as, a polyphyllous calyx or perianth. Origin: Gr.; many + leaf. Source: Websters Dictionary (01 Mar 1998) |
| polyphyodont | Having several sets of teeth formed in succession throughout life. Origin: poly-+ G. Phyo, to produce, + odous (odont-), tooth (05 Mar 2000) |
| polypi | <zoology> The Anthozoa. Source: Websters Dictionary (01 Mar 1998) |
| polypide | <zoology> One of the ordinary zooids of the Bryozoa. [Spellt also polypid. Source: Websters Dictionary (01 Mar 1998) |
| polypidom | <zoology> A coral, or corallum; also, one of the coral-like structure made by bryozoans and hydroids. Origin: Polypus + L. Domus house. Source: Websters Dictionary (01 Mar 1998) |
| polypifera | <zoology> The Anthozoa. Source: Websters Dictionary (01 Mar 1998) |
| polypiferous | <zoology> Bearing polyps, or polypites. Origin: Polypus. Source: Websters Dictionary (01 Mar 1998) |
| polypiform | 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) |
| polypiparous | <zoology> Producing polyps. Origin: Polypus + L. Parere to produce. Source: Websters Dictionary (01 Mar 1998) |
| polypite | 1. <zoology> One of the feeding zooids, or polyps, of a coral, hydroid, or siphonophore; a hydranth. Sometimes, the manubrium of a hydroid medusa. 2. <paleontology> A fossil coral. Source: Websters Dictionary (01 Mar 1998) |
| polyplacophora | <zoology> See Placophora. Origin: NL. See Poly-, and Placophora. Source: Websters Dictionary (01 Mar 1998) |
| polyplasmia | <medicine> An abnormally watery state of the blood; anaemia. Origin: NL, fr. Gr. "ydwr water + blood. Source: Websters Dictionary (01 Mar 1998) |
| tooth polyp | hyperplastic pulpitis |
|---|---|
| endometrial polyp | <gynaecology> A benign growth on the lining of the uterus (endometrium) that are many times asymptomatic. When symptoms occur they will usually include light bleeding between periods, post-coital bleeding, abnormally heavy or prolonged menses, pelvic cramps and a foul-smelling vaginal discharge. (07 Apr 1998) |
| juvenile polyp | A smoothly rounded mucosal hamartoma of the large bowel, which may be multiple and cause rectal bleeding, especially in the first decade of life; it is not precancerous. Synonym: retention polyp. (05 Mar 2000) |
| fibrinous polyp | A misnomer for a mass of fibrin retained within the uterine cavity after childbirth. (05 Mar 2000) |
| fibroepithelial polyp | A polypoid outgrowth of both epidermis and dermal fibrovascular tissue, common terminology for any small benign cutaneous lesion. Synonym: acrochordon, fibroepithelial polyp, fibroma molle, senile fibroma, soft wart. (05 Mar 2000) |
| fibrous polyp | A polyp consisting chiefly of cellular fibrous tissue, frequently with foci of fairly dense collagen or hyaline material (or both). (05 Mar 2000) |
| fleshy polyp | A polyp that consists of benign neoplastic tissue derived from nonstriated (smooth) muscle. Synonym: fleshy polyp. (05 Mar 2000) |
| laryngeal polyp | A polyp projecting from the surface of one of the vocal cords. (05 Mar 2000) |
| lipomatous polyp | A polyp consisting chiefly of adipose tissue, lipoma that bulges from the surface or is attached by means of a stalk. (05 Mar 2000) |
| lymphoid polyp | Benign polyp consisting of aggregates of lymphocytes in the rectum. (05 Mar 2000) |