Defn: 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. Etym: [Gr. (Physiol. (Chem.)
Defn: An albuminoid constituent of pus, related to mucin, possibly a mixture of substances rather than a single body.
PYJAMA
Py*ja"ma, n. Etym: [Hind. pae-jama, literally, leg clothing.]
Defn: 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.]
PYJAMAS; PAJAMAS
Py*ja"mas, or, chiefly U. S., Pa*ja"mas, n. pl.
Defn: A garment, similar to the Oriental pyjama (which see), adopted among Europeans, Americans, and other Occidentals, for wear in the dressing room and during sleep; also, a suit of drawers and blouse for such wear.
PYKAR
Pyk"ar, n.
Defn: An ancient English fishing boat.
PYLA
Py"la n.; pl. L. Pylæ, E. Pylas. Etym: [NL., fr. Gr. (Anat.)