Pericranial to Perici
Pericranial
(Per`i*cra"ni*al) a. (Anat.) Of or pertaining to the pericranium.
Pericranium
(Per`i*cra"ni*um) n. [NL.] (Anat.) The periosteum which covers the cranium externally; the
region around the cranium.
Periculous
(Pe*ric"u*lous) a. [L. periculosus. See Perilous.] Dangerous; full of peril. [Obs.]
Periculum
(||Pe*ric"u*lum) n.; pl. Pericula [L.] (Rom. & O.Eng. Law)
1. Danger; risk.
2. In a narrower, judicial sense: Accident or casus, as distinguished from dolus and culpa, and hence
relieving one from the duty of performing an obligation.
Periderm
(Per"i*derm) n.
1. (Bot.) The outer layer of bark.
2. (Zoöl.) The hard outer covering of hydroids and other marine animals; the perisarc.
Peridiastole
(||Per`i*di*as"to*le) n. (Physiol.) The almost inappreciable time which elapses between the
systole and the diastole of the heart.
Peridium
(||Pe*rid"i*um) n.; pl. Peridia [NL., fr. Gr. about + a dim. ending.] (Bot.) The envelope or
coat of certain fungi, such as the puffballs and earthstars.
Peridot
(Per"i*dot) n. [F. péridot.] (Min.) Chrysolite.
Peridotite
(Per"i*do*tite) n. [Cf. F. péridotite.] (Min.) An eruptive rock characterized by the presence of
chrysolite It also usually contains pyroxene, enstatite, chromite, etc. It is often altered to serpentine.
The chief diamond deposits in South Africa occur in a more or less altered peridotite.
Peridrome
(Per"i*drome) n. [Gr. fr. running around, fr. to run round; round + to run: cf. F. péridrome.]
(Archæol.) The space between the columns and the wall of the cella, in a Greek or a Roman temple.
Periecians
(Per`i*e"cians) n. pl. See Pericians.
Perienteron
(||Per`i*en"te*ron) n. [NL. See Peri-, and Enteron.] (Anat.) The primitive perivisceral
cavity.
Periergy
(Per"i*er`gy) n. [Gr. fr. overcareful; about, beyond + work.]
1. Excessive care or diligence. [Obs.]
2. (Rhet.) A bombastic or labored style. [R.]
Periganglionic
(Per`i*gan`gli*on"ic) a. (Anat.) Surrounding a ganglion; as, the periganglionic glands of
the frog.
Perigastric
(Per`i*gas"tric) a. (Zoöl.) Surrounding the stomach; applied to the body cavity of Bryozoa
and various other Invertebrata.
Perigean
(Per`i*ge"an) a. Pertaining to the perigee.
Perigean tides, those spring tides which occur soon after the moon passes her perigee.