PLURAL n.
Relating to, or containing, more than one; designating two or more; as, a plural word. Plural faith, which is too much by one. Shak. Plural number (Gram.), the number which designates more than one. See Number, n., 8.
PLUTONIC a.
Of, pertaining to, or designating, the system of the Plutonists; igneous; as, the Plutonic theory. Plutonic action (Geol.), the influence of volcanic heat and other subterranean forces under pressure. -- Plutonic rocks (Geol.), granite, porphyry, and some other igneous rocks, supposed to have consolidated from a melte…
POLYGALIC a.
Of, pertaining to, or obtained from, Polygala; specifically, designating an acrid glucoside (called polygalic acid, senegin, etc.), resembling, or possibly identical with, saponin.
PORCUPINE n.
rix). -- Porcupine disease (Med.). See Ichthyosis. -- Porcupine fish (Zoöl.), any plectognath fish having the body covered with spines which become erect when the body is inflated. See Diodon, and Globefish. -- Porcupine grass (Bot.), a grass (Stipa spartea) with grains bearing a stout twisted awn, which, by coiling…
PORPHYRY n.
A term used somewhat loosely to designate a rock consisting of a fine-grained base (usually feldspathic) through which crystals, as of feldspar or quartz, are disseminated. There are red, purple, and green varieties, which are highly esteemed as marbles. Porphyry shell (Zoöl.), a handsome marine gastropod shell (Oliva…
PRESENTATION n.
bor relatively to the passage though which it is to be brought forth; -- specifically designated by the part which first appears at the mouth of the uterus; as, a breech presentation. Presentation copy, a copy of a book, engraving, etc., presented to some one by the author or artist, as a token of regard.…
PRO- n.
ard; project, to throw forward; prologue, part spoken before (the main piece); propel, prognathous; provide, to look out for; pronoun, a word instead of a noun; proconsul, a person acting in place of a consul; proportion, arrangement according to parts.