||Pre*zyg`a*poph"y*sis (?), n.; pl. Prezygapophyses (#). [NL. See Pre-
||, and Zygapophysis.] (Anat.) An anterior zygapophysis.
Pri"al (?), n. A corruption of pair royal. See under Pair, n.
Pri"an (?), n. [Cornish, clayey ground, from pri clay.] (Mining) A
fine, white, somewhat friable clay; also, the ore contained in a
mixture of clay and pebbles. [Written also pryan.]
Pri`a*pe"an (?), n. [Cf. L. Priapeius pertaining to Priapus.] (Lat.
Pros.) A species of hexameter verse so constructed as to be divisible
into two portions of three feet each, having generally a trochee in the
first and the fourth foot, and an amphimacer in the third; -- applied
also to a regular hexameter verse when so constructed as to be
divisible into two portions of three feet each. Andrews.
Pri"a*pism, n. [L. priapismus, Gr. &?;, from Priapus the god of
procreation, the penis, Gr. &?;: cf. F. priapisme.] (Med.) More or less
permanent erection and rigidity of the penis, with or without sexual
desire.
||Pri*ap`u*la"ce*a (?), n. pl. [NL. See Priapism.] (Zoˆl.) A suborder
||of GephyrÊa, having a cylindrical body with a terminal anal opening,
||and usually with one or two caudal gills.