(Per"i*gee Per`i*ge"um) n. [NL. perigeum, fr. Gr. about, near + the earth: cf. F. périgée.] (Astron.)
That point in the orbit of the moon which is nearest to the earth; opposed to apogee. It is sometimes,
but rarely, used of the nearest points of other orbits, as of a comet, a planet, etc. Called also epigee,
(Per`i*gen"e*sis) n. (Biol.) A theory which explains inheritance by the transmission of the
type of growth force possessed by one generation to another.
(Per`i*gen"e*tic) a. (Biol.) Of or pertaining to perigenesis.
(Per"i*gone) n. [Pref. peri- + Gr. productive organs.]
1. (Bot.) (a) Any organ inclosing the essential organs of a flower; a perianth. (b) In mosses, the involucral
bracts of a male flower.
2. (Zoöl.) A sac which surrounds the generative bodies in the gonophore of a hydroid.
(||Per`i*go"ni*um) n.; pl. Perigonia [NL.] Same as Perigone.
(Per"i*gord pie`) [From Périgord, a former province of France.] A pie made of truffles, much
esteemed by epicures.
(Per"i*graph) n. [Gr. outline; round, about + to write.] A careless or inaccurate delineation of
(||Per`i*gyn"i*um) n.; pl. Perigynia [NL. See Perigynous.] (Bot.) Some unusual appendage
about the pistil, as the bottle-shaped body in the sedges, and the bristles or scales in some other genera
of the Sedge family, or Cyperaceæ.
(Pe*rig"y*nous) a. [Pref. peri- + Gr. woman.] (Bot.) Having the ovary free, but the petals
and stamens borne on the calyx; said of flower such as that of the cherry or peach.
(Per`i*hel"ion Per`i*he"li*um) n.; pl. Perihelia [NL., fr. Gr. about, near + the sun.] (Astron.)
That point of the orbit of a planet or comet which is nearest to the sun; opposed to aphelion.
(Per"il) n. [F. péril, fr. L. periculum, periclum, akin to peritus experienced, skilled, and E. fare.
See Fare, and cf. Experience.] Danger; risk; hazard; jeopardy; exposure of person or property to injury,
loss, or destruction.
In perils of waters, in perils of robbers.2 Cor. xi. 26.
Adventure hardMilton. At, or On, one's peril, with risk or danger to one; at the hazard of. "On thy soul's peril." Shak.
With peril great achieved.
Syn. Hazard; risk; jeopardy. See Danger.
(Per"il), v. t. [imp. & p. p. Periled or Perilled; p. pr. & vb. n. Periling or Perilling.] To expose
to danger; to hazard; to risk; as, to peril one's life.
(Per"il) v. i. To be in danger. [Obs.] Milton.
(||Pe*ril"la) n. [Etymol. uncertain.] (Bot.) A genus of labiate herbs, of which one species (Perilla
ocimoides, or P. Nankinensis) is often cultivated for its purple or variegated foliage.
(Per"il*ous) a. [OF. perillous, perilleus, F. périlleux, L. periculosus. See Peril.] [Written also