Webster's Dictionary 1913

2890

Perlite

Per″lite (?), n.(Min.) Same as Pearlite.

2891

Perlitic

Per‐lit″ic (?), a.(Min.) Relating to or resembling perlite, or pearlstone; as, the perlitic structure of certain rocks. See Pearlite.

2892

Perlous

Per″lous (?), a. Perilous. Spenser.

2893

Perlustration

Per′lus‐tra″tion (?), n. [L. perlustrare to wander all through, to survey. See 3d Luster.] The act of viewing all over. Howell.

2894

Permanable

Per″ma‐na‐ble (?), a. Permanent; durable. Lydgate.

2895

Permanence

{ Per″ma‐nence (?), Per″ma‐nen‐cy (?), } n. [Cf. F. permanence.] The quality or state of being permanent; continuance in the same state or place; duration; fixedness; as, the pe...

2896

Permanent

Per″ma‐nent (?), a. [L. permanens, -entis, p. pr. of permanere to stay or remain to the end, to last; per + manere to remain: cf. F. permanent. See Per-, and Mansion.] Continuin...

2897

Permanently

Per″ma‐nent‐ly, adv. In a permanent manner.

2898

Permanganate

Per‐man″ga‐nate (?), n.(Chem.) A salt of permanganic acid.Potassium permanganate. (Chem.) See Potassium permanganate, under Potassium.

2899

Permanganic

Per′man‐gan″ic (?), a.(Chem.) Pertaining to, or designating, one of the higher acids of manganese, HMnO4, which forms salts called permanganates.

2900

Permansion

Per‐man″sion (?), n. [L. permansio. See Permanent.] Continuance. Sir T. Browne.

2901

Permeability

Per′me‐a‐bil″i‐ty (?), n. [Cf. F. perméabilité.] The quality or state of being permeable.Magnetic permeability(Physics), the specific capacity of a body for magnetic induction, ...

2902

Permeable

Per″me‐a‐ble (?), a. [L. permeabilis: cf. F. perméable. See Permeate.] Capable of being permeated, or passed through; yielding passage; passable; penetrable; — used especially o...

2903

Permeably

Per″me‐a‐bly, adv. In a permeable manner.

2904

Permeance

Per″me‐ance (?), n. [See Permeant.] Permeation; specif. (Magnetism), the reciprocal of reluctance.

2905

Permeant

Per″me‐ant (?), a. [L. permeans, p. pr.] Passing through; permeating. Sir T. Browne.

2906

Permeate

Per″me‐ate (?), v. t. [imp. & p. p.Permeated (?); p. pr. & vb. n.Permeating.] [L. permeatus, p. p. of permeare to permeate; per + meare to go, pass.] 1. To pass through the pore...

2907

Permeation

Per′me‐a″tion (?), n. The act of permeating, passing through, or spreading throughout, the pores or interstices of any substance.Here is not a mere involution only, but a spirit...

2908

Permian

Per″mi‐an (?), a. [From the ancient kingdom of Permia, where the Permian formation exists.] (Geol.) Belonging or relating to the period, and also to the formation, next followin...

2909

Permians

Per″mi‐ans (?), n. pl.; sing. Permian (�). (Ethnol.) A tribe belonging to the Finnic race, and inhabiting a portion of Russia.

2910

Permiscible

Per‐mis″ci‐ble (?), a. [L. permiscere to mingle; per + miscere to mix.] Capable of being mixed.

2911

Permiss

Per‐miss″ (?), n. [See Permit.] A permitted choice; a rhetorical figure in which a thing is committed to the decision of one's opponent. Milton.

2912

Permissibility

Per‐mis′si‐bil″i‐ty (?), n. The quality of being permissible; permissibleness; allowableness.

2913

Permissible

Per‐mis″si‐ble (?), a. That may be permitted; allowable; admissible. — Per‐mis″si‐ble‐ness, n. — Per‐mis″si‐bly, adv.

2914

Permission

Per‐mis″sion (pẽr‐mĭsh″ŭn), n. [L. permissio: cf. F. permission. See Permit.] The act of permitting or allowing; formal consent; authorization; leave; license or liberty granted...

2915

Permissive

Per‐mis″sive (pẽr‐mĭs″sĭv), a. 1. Permitting; granting leave or liberty. “By his permissive will.” Milton.2. Permitted; tolerated; suffered. Milton.

2916

Permissively

Per‐mis″sive‐ly, adv. In a permissive manner.