| pyot | <zoology> The magpie. See Piet. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| pyothorax | Empyema in a pleural cavity. (05 Mar 2000) |
| pyourachus | A purulent accumulation in the urachus. (05 Mar 2000) |
| pyoureter | Distention of a ureter with pus. (05 Mar 2000) |
| pyoverdine synthetase | <enzyme> Genbank u07359 Registry number: EC 6.3.2.- Synonym: pvdd gene product, pvdd protein (26 Jun 1999) |
| pyoxanthin | A reddish yellow pigment obtained from blue pus by oxidation. (05 Mar 2000) |
| pyoxanthose | <physiology> A greenish yellow crystalline colouring matter found with pyocyanin in pus. Origin: Gr. Pus + yellow. Source: Websters Dictionary (01 Mar 1998) |
| Pyp1 phosphatase | <enzyme> Isolated from schizosaccharomyces pombe; has been sequenced Registry number: EC 3.1.3.- Synonym: pyp1 gene product, pyp1 ptpase (26 Jun 1999) |
| pyp2 protein tyrosine phosphatase | <enzyme> Shares an essential overlapping role with pyp1 ptpase and is 42% identical in sequence in the c-terminal catalytic domain of pyp1; involved in negative regulation of mitosis in fission yeast Registry number: EC 3.1.3.- Synonym: pyp2 ptpase, pyp2 gene product (26 Jun 1999) |
| pyp3 protein tyrosine phosphatase | <enzyme> Acts as mitotic inducer in fission yeast Registry number: EC 3.1.3.- Synonym: pyp3 gene product, pyp3 ptpase (26 Jun 1999) |
| pyr | 1. <abbreviation> Pyrimidine, pyroglutamic acid. 2. <chemistry, prefix> Combining forms designating fire or heat; specifically, used to imply an actual or theoretical derivative by the action of heat; as in pyrophosphoric, pyrosulphuric, pyrotartaric, pyrotungstic, etc. Origin: Gr, fire. (29 Oct 1998) |
| pyracanth | <botany> The evergreen thorn (Crataegus Pyracantha), a shrub native of Europe. Origin: Gr. Fire + a thorn, prickly plant. Source: Websters Dictionary (01 Mar 1998) |
| pyracin | Pyridoxolactone, the lactone of 4-pyridoxic acid. (05 Mar 2000) |
| pyralid | <zoology> Any moth of the family Pyralidae. The species are numerous and mostly small, but some of them are very injurious, as the bee moth, meal moth, hop moth, and clover moth. Origin: L. Pyralis, -idis, a kind of winged insect. Source: Websters Dictionary (01 Mar 1998) |
| pyramid | 1. A solid body standing on a triangular, square, or polygonal base, and terminating in a point at the top; especially, a structure or edifice of this shape. 2. <geometry> A solid figure contained by a plane rectilineal figure as base and several triangles which have a common vertex and whose bases are sides of the base. 3. The game of pool in which the balls are placed in the form of a triangle at spot. <geometry> Altitude of a pyramid a pyramid whose axis is perpendicular to the base. Origin: L. Pyramis, -idis, fr. Gr, of Egyptian origin: cf. F. Pyramide. Source: Websters Dictionary (01 Mar 1998) |