| Pyemotes tritici | The straw or grain itch mite, a common parasite of insects in stored grain and a frequent cause of straw or grain itch from their bites; not to be confused with Pyemotes tritici ventricosus, often called the straw itch mite, which is associated with the furniture beetle Anobium punctatum and is harmless to humans. Synonym: Pediculoides ventricosus. (05 Mar 2000) |
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| pyencephalus | Synonym: pyocephalus. Origin: G. Pyon, pus, + enkephalos, brain (05 Mar 2000) |
| pyesis | Synonym: suppuration. Origin: G. Pyon, pus, + -esis, condition or process (05 Mar 2000) |
| pyg- | See: pygo-. (05 Mar 2000) |
| pygal | <anatomy> Situated in the region of the rump, or posterior end of the backbone; applied especially to the posterior median plates in the carapace of chelonians. Origin: Gr. The rump. Source: Websters Dictionary (01 Mar 1998) |
| pygalgia | Rarely used term meaning pain in the buttocks. Origin: pyg-+ G. Algos, pain (05 Mar 2000) |
| pygargus | 1. <zoology> A quadruped, probably the addax, an antelope having a white rump. 2. <zoology> The female of the hen harrier. The sea eagle. Origin: L. Pygargus, Gr, literally, white rump; the rump + white: cf. F. Pygargue. Source: Websters Dictionary (01 Mar 1998) |
| pygidium | Origin: NL, fr. Gr, dim. Of the rump. <zoology> The caudal plate of trilobites, crustacean, and certain insects. Source: Websters Dictionary (01 Mar 1998) |
| pygmalionism | Rarely used term for the state of being in love with an object of one's own creation. Origin: Pygmalion, G. Myth. Char. (05 Mar 2000) |
| pygmean | Of or pertaining to a pygmy; resembling a pygmy or dwarf; dwarfish; very small. " Like that Pygmean race. <zoology> " Pygmy antelope, any one of several species of very small green parrots (Nasiternae), native of new Guinea and adjacent islands. They are not larger than sparrows. Origin: L. Pygmaeus. See Pygmy. Source: Websters Dictionary (01 Mar 1998) |
| pygmy | Origin: L. Pygmaeus, Gr, fr. The fist, a measure of length, the distance from the elbow to the knuckles, about 131 inches. Cf. Pugnacious, Fist Alternative forms: pigmy. 1. One of a fabulous race of dwarfs who waged war with the cranes, and were destroyed. 2. Hence, a short, insignificant person; a dwarf. "Pygmies are pygmies still, though perched on Alps. And pyramids are pyramids in vales." (Young) Source: Websters Dictionary (01 Mar 1998) |
| pygo- | The buttocks. Origin: G. Pyge (05 Mar 2000) |
| pygoamorphus | Conjoined twins in which the parasite, attached to the buttocks of the autosite, is reduced to a formless mass or embryoma. See: conjoined twins. Origin: pygo-+ G. A-priv. + morphe, form (05 Mar 2000) |
| pygobranchia | <zoology> A division of opisthobranchiate mollusks having the branchiae in a wreath or group around the anal opening, as in the genus Doris. Origin: NL, fr. Gr. Pugh the rump + a gill. Source: Websters Dictionary (01 Mar 1998) |
| pygodidymus | Conjoined twins fused in the cephalothoracic region but with the buttocks and parts below doubled. See: conjoined twins. See: duplicitas posterior. Origin: pygo-+ G. Didymos, twin (05 Mar 2000) |