Webster's Dictionary 1913

2944

Pernor

Per″nor (?), n. [See Pern, v.] (Law) One who receives the profits, as of an estate.

2945

Pernot furnace

Per″not fur″nace (?). [So called from Charles Pernot, its inventor.] A reverberatory furnace with a circular revolving hearth, — used in making steel.

2946

Pernyi moth

Per″ny‐i moth″ (?). (Zoöl.) A silk-producing moth (Attacus Pernyi) which feeds upon the oak. It has been introduced into Europe and America from China.

2947

Perofskite

Per‐of″skite (?), n. [From von Perovski, of St.Petersburg.] (Min.) A titanate of lime occurring in octahedral or cubic crystals. [Written also Perovskite.]

2948

Perogue

Pe‐rogue (?), n. See Pirogue.

2949

Peronate

Per″o‐nate (?), a. [L. peronatus rough-booted, fr. pero, -onis, a kind of rough boot.] (Bot.) A term applied to the stipes or stalks of certain fungi which are covered with a wo...

2950

Peroneal

Per′o‐ne″al (?), a.(Anat.) Of or pertaining to the fibula; in the region of the fibula.

2951

Perorate

Per″o‐rate (?), v. i. [See Peroration.] To make a peroration; to harangue.

2952

Peroration

Per′o‐ra″tion (?), n. [L. peroratio, fr. perorate, peroratum, to speak from beginning to end; per + orate to speak. See Per-, and Oration.] (Rhet.) The concluding part of an ora...

2953

Peroxidation

Per‐ox′i‐da″tion (?), n. Act, process, or result of peroxidizing; oxidation to a peroxide.

2954

Peroxide

Per‐ox″ide (?), n.(Chem.) An oxide containing more oxygen than some other oxide of the same element. Formerly peroxides were regarded as the highest oxides. Cf. Per-, 2.

2955

Peroxidize

Per‐ox″i‐dize (?), v. t. [imp. & p. p.Peroxidized (?); p. pr. & vb. n.Peroxidizing.] (Chem.) To oxidize to the utmost degree, so as to form a peroxide.

2956

Perpend

Per‐pend″ (?), v. t. [L. perpendere, perpensum; per + pendere to weight.] To weight carefully in the mind. “Perpend my words.” Shak.

2957

Perpend (2)

Per‐pend″, v. i. To attend; to be attentive. Shak.

2958

Perpend stone

Per″pend stone′ (?). See Perpender.

2959

Perpender

Per‐pend″er (?), n. [F. parpaing, pierre parpaigne; of uncertain origin.] (Masonry) A large stone reaching through a wall so as to appear on both sides of it, and acting as a bi...

2960

Perpendicle

Per‐pen″di‐cle (?), n. [L. perpendiculum; per + pendere to hang: cf. F. perpendicule.] Something hanging straight down; a plumb line.

2961

Perpendicular

Per′pen‐dic″u‐lar (?), a. [L. perpendicularis, perpendicularius: cf. F. perpendiculaire. See Perpendicle, Pension.] 1. Exactly upright or vertical; pointing to the zenith; at ri...

2962

Perpendicular (2)

Per′pen‐dic″u‐lar (?), n. 1. A line at right angles to the plane of the horizon; a vertical line or direction.2. (Geom.) A line or plane falling at right angles on another line ...

2963

Perpendicularity

Per′pen‐dic′u‐lar″i‐ty (?), n. [Cf. F. perpendicularité.] The quality or state of being perpendicular.

2964

Perpendicularly

Per′pen‐dic″u‐lar‐ly (?), adv. In a perpendicular manner; vertically.

2965

Perpension

Per‐pen″sion (?), n. [See Perpend.] Careful consideration; pondering. Sir T. Browne.

2966

Perpensity

Per‐pen″si‐ty (?), n. Perpension.

2967

Perpent stone

Per″pent stone′ (?). See Perpender.

2968

Perpession

Per‐pes″sion (?), n. [L. perpessio, fr. perpeti, perpessus, to bear steadfastly; per + pati to bear.] Suffering; endurance. Bp. Pearson.

2969

Perpetrable

Per″pe‐tra″ble (?), a. Capable of being perpetrated. R. North.

2970

Perpetrate

Per″pe‐trate (?), v. t. [imp. & p. p.Perpetrated (?); p. pr. & vb. n.Perpetrating.] [L. perpetratus, p. p. of perpetrare to effect, perpetrare; per + patrare to perform.] To do ...