Pygobranchia to Pyrogenic
Pygobranchia
(||Py`go*bran"chi*a) n. pl. [NL., fr. Gr. pugh` the rump + a gill.] (Zoöl.) A division of
opisthobranchiate mollusks having the branchiæ in a wreath or group around the anal opening, as in the
genus Doris.
Pygopod
(Py"go*pod) n. [Gr. pygh` rump + -pod.]
1. (Zoöl.) One of the Pygopodes.
2. (Zoöl.) Any species of serpentiform lizards of the family Pygopodidæ, which have rudimentary hind
legs near the anal cleft, but lack fore legs.
Pygopodes
(||Py*gop"o*des) n. pl. [NL.] (Zoöl.) A division of swimming birds which includes the grebes,
divers, auks, etc., in which the legs are placed far back.
Pygopodous
(Py*gop"o*dous) a. (Zoöl.) Of or pertaining to the Pygopodes.
Pygostyle
(Py"go*style) n. [Gr. pygh` the rump + a pillar.] (Anat.) The plate of bone which forms the
posterior end of the vertebral column in most birds; the plowshare bone; the vomer. It is formed by the
union of a number of the last caudal vertebræ, and supports the uropigium.
Pyin
(Py"in) n. (Physiol. (Chem.) An albuminoid constituent of pus, related to mucin, possibly a mixture
of substances rather than a single body.
Pyjama
(||Py*ja"ma) n. [Hind. pae- jama, literally, leg clothing.] In India and Persia, thin loose trowsers
or drawers; in Europe and America, drawers worn at night, or a kind of nightdress with legs. [Written
also paijama.]
Pykar
(Pyk"ar) n. An ancient English fishing boat.
Pyla
(||Py"la) n.; pl. L. Pylæ E. Pylas [NL., fr. Gr. an entrance.] (Anat.) The passage between the iter
and optocœle in the brain. B. G. Wilder.
Pylagore
(Pyl"a*gore) n. [Gr. Pylæ, or Thermopylæ, where the Amphictyonic council met + to assemble: cf.
F. pylagore.] (Gr. Antiq.) a deputy of a State at the Amphictyonic council.
Pylangium
(||Py*lan"gi*um) n.; pl. Pylangia [NL., from Gr. an entrance + a vessel.] (Anat.) The first
and undivided part of the aortic trunk in the amphibian heart. — Py*lan"gi*al a.
Pylon
(||Py"lon) n. [NL., fr. Gr. a gateway.] (a) A low tower, having a truncated pyramidal form, and
flanking an ancient Egyptian gateway.
Massive pylons adorned with obelisks in front.
J. W. Draper. (b) An Egyptian gateway to a large building
Pyloric
(Py*lor"ic) a. [Cf. F. pylorique.] (Anat.) Of, pertaining to, or in the region of, the pylorus; as,
the pyloric end of the stomach.
Pylorus
(||Py*lo"rus) n.; pl. Pylori [L., fr. Gr. pylorus, gate keeper; a gate + watcher, guardian.] (Anat.)
(a) The opening from the stomach into the intestine. (b) A posterior division of the stomach in some
invertebrates.
Pyne
(Pyne) n. & v. See Pine. [Obs.] Chaucer.
Pynoun
(Py*noun") n. A pennant. [Obs.] Chaucer.
