Part 189

2. (Zoˆl.) 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 PÈrigord, 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 anything. [R.]

||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 CyperaceÊ.

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. pÈril, 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 hard With peril great achieved.

Milton.

At, or On, one's peril, with risk or danger to one; at the hazard of. "On thy soul's peril." Shak.

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. pÈrilleux, L. periculosus. See Peril.] [Written also perillous.] 1. Full of, attended with, or involving, peril; dangerous; hazardous; as, a perilous undertaking.

Infamous hills, and sandy, perilous wilds.

Milton.

2. Daring; reckless; dangerous. [Obs.] Latimer.

For I am perilous with knife in hand.

Chaucer.

-- Per"il*ous*ly, adv. -- Per"il*ous*ness, n.

Per"i*lymph (?), n. (Anat.) The fluid which surrounds the membranous labyrinth of the internal ear, and separates it from the walls of the chambers in which the labyrinth lies.

Per`i*lym*phan"gi*al (?), a. (Anat.) Around, or at the side of, a lymphatic vessel.

Per`i*lym*phat"ic (?), a. (Anat.) (a) Pertaining to, or containing, perilymph. (b) Perilymphangial.

Per*im"e*ter (?), n. [Gr. &?;; &?; around + &?; measure: cf. F. pÈrimËtre.] 1. (Geom.) The outer boundary of a body or figure, or the sum of all the sides.