Pertaining to, or designating, a yellow crystalline substance (called also perthiocyanic acid), analogous to sulphocyanic acid, but containing more sulphur.

An orange-yellow substance, produced by the action of chlorine or boiling dilute nitric acid and sulphocyanate of potassium; -- called also pseudosulphocyanogen, perthiocyanogen, and formerly sulphocyanogen.

A persulphide.

To behave with pertness.

To belong; to have connection with, or dependence on, something, as an appurtenance, attribute, etc.; to appertain; as, saltness pertains to the ocean; flowers pertain to plant life.

The act of boring through.

Same as Persulphocyanogen.

A kind of feldspar consisting of a laminated intertexture of albite and orthoclase, usually of different colors.

Holding or adhering to any opinion, purpose, or design, with obstinacy; perversely persistent; obstinate; as, pertinacious plotters; a pertinacious beggar.

The quality or state of being pertinacious; obstinacy; perseverance; persistency.

Pertinacity.

Pertinacious.

Pertinaciously.

The quality or state of being pertinent; justness of relation to the subject or matter in hand; fitness; appositeness; relevancy; suitableness.

Belonging or related to the subject or matter in hand; fit or appropriate in any way; adapted to the end proposed; apposite; material; relevant; as, pertinent illustrations or arguments; pertinent evidence.

In a pert manner.

The quality or state of being pert.

Passing through or over.

To disturb; to agitate; to vex; to trouble; to disquiet.

The quality or state of being perturbable.

Liable to be perturbed or agitated; liable to be disturbed or disquieted.

Disturbance; perturbation.

Perturbed; agitated.

The act of perturbing, or the state of being perturbed; esp., agitation of mind.

Of or pertaining to perturbation, esp. to the perturbations of the planets.

Tending to cause perturbation; disturbing.

A perturber.

Agitated; disturbed; troubled.

One who, or that which, perturbs, or cause perturbation.

Pierced at the apex.

Punched; pierced with, or having, holes.

The act of punching or piercing with a pointed instrument; as, pertusion of a vein.

The whooping cough.

To dress with a peruke.

One of the scales of a leaf bud.

Same as Perula.

The act of carefully viewing or examining.

To observe; to examine with care.

One who peruses.

Of or pertaining to Peru, in South America. A native or an inhabitant of Peru.

To pass or flow through, as an aperture, pore, or interstice; to permeate.

Being spread throughout.

The concentration of a colloidal solution whose colloid will not pass through a semipermeable membrane; the solution is placed in a bag of the membrane and the solvent is evaporated off.

The act of pervading, passing, or spreading through the whole extent of a thing.

Tending to pervade, or having power to spread throughout; of a pervading quality.

The quality of filling or spreading throughout; as, the pervasiveness of the odor of cabbage in tenement hallways.

Turned aside; hence, specifically, turned away from the right; willfully erring; wicked; perverted.

Turned aside.

Perversely.

In a perverse manner.

The quality or state of being perverse.

The act of perverting, or the state of being perverted; a turning from truth or right; a diverting from the true intent or object; a change to something worse; a turning or applying to a wrong end or use.

The quality or state of being perverse; perverseness.

Tending to pervert.

One who has been perverted; one who has turned to error, especially in religion; -- opposed to convert. See the Synonym of Convert.

One who perverts (a person or thing).

Capable of being perverted.

To investigate thoroughly.

Thorough investigation.

Pervious.

Obstinacy; pervicaciousness.

Pervicacity.

Careful watching.

Admitting passage; capable of being penetrated by another body or substance; permeable; as, a pervious soil.

The quality or state of being pervious; as, the perviousness of glass.

See Parvis.

A pear tree. See Pirie.

The distal segment of the hind limb of vertebrates, including the tarsus and foot.

The motion of a horse when, raising his fore quarters, he keeps his hind feet on the ground without advancing; rearing.

A fee, or toll, paid for the weighing of merchandise.

See Pusane.

Made heavy or dull; debased.

See Peshito.

A pea.

A Spanish silver coin, and money of account, equal to about nineteen cents (ca. 1900), and divided into 100 centesimos. Now replaced by the euro.

The earliest Syriac version of the Old Testament, translated from Hebrew; also, the incomplete Syriac version of the New Testament.

Pestering; vexatious; troublesome. Used also as an intensive.

A Spanish dollar; also, an Argentine, Chilian, Colombian, etc., coin, equal to from 75 cents to a dollar; also, a pound weight.

An instrument or device to be introduced into and worn in the vagina, to support the uterus, or remedy a malposition. A medicinal substance in the form of a bolus or mass, designed for introduction into the vagina; a vaginal suppository.

Least favorable for survival; -- of an organism's environment.

The opinion or doctrine that everything in nature is ordered for or tends to the worst, or that the world is wholly evil; -- opposed to optimism.

One who advocates the doctrine of pessimism; -- opposed to optimist.

Of or pertaining to pessimism; characterized by pessimism; gloomy; foreboding.

Pessimistic.

To hold or advocate the doctrine of pessimism.

A delicate bar of cartilage connecting the dorsal and ventral extremities of the first pair of bronchial cartilages in the syrinx of birds.

A fatal epidemic disease; a pestilence; specif., the plague.

Belonging to, or characteristic of, a system of elementary education which combined manual training with other instruction, advocated and practiced by Jean Henri Pestalozzi (1746-1827), a Swiss teacher. An advocate or follower of the system of Pestalozzi.

The system of education introduced by Pestalozzi.

To trouble; to disturb; to annoy; to harass with petty vexations.

Troubled persistently especially with petty annoyances; as, the exasperation of a pestered animal.

One who pesters or harasses.

The act of pestering, or the state of being pestered; vexation; worry.

Inclined to pester. Also, vexatious; encumbering; burdensome.

Pestiferous.

A house or hospital for persons who are infected with any pestilential disease.

That which conveys contagion or infection.

Pest-bearing; pestilential; noxious to health; malignant; infectious; contagious; as, pestiferous bodies.

In a pestiferous manner.

Specifically, the disease known as the plague; hence, any contagious or infectious epidemic disease that is virulent and devastating.

Pestilential; noxious; pernicious; mischievous.

Having the nature or qualities of a pestilence.

Pestilently.

Pestilential.

In a pestilent manner; mischievously; destructively.

The quality of being pestilent.

The act of pounding and bruising with a pestle in a mortar.

To pound, pulverize, bray, or mix with a pestle, or as with a pestle; to use a pestle.

A sauce used in Italian cuisine, typically made by blending olive oil, basil, garlic, pine nuts, and grated parmesan cheese; it is served hot or cold over pasta, meat, or fish. Where pine nuts are expensive, sunflower seeds are sometimes substituted.

Petted; indulged; favorite; admired; cherished; as, a pet child; a pet lamb; a pet theory; a pet animal.

To be a pet.

One of the leaves of the corolla, or the colored leaves of a flower. See Corolla, and Illust. of Flower.

Having petals; as, a petaled flower; -- opposed to apetalous, and much used in compounds; as, one-petaled, three-petaled, etc.

Bearing petals.

Having the form of a petal; petaloid; petal-shaped.

Pertaining to a petal; attached to, or resembling, a petal.

A form of sentence among the ancient Syracusans by which they banished for five years a citizen suspected of having dangerous influence or ambition. It was similar to the ostracism in Athens; but olive leaves were used instead of shells for ballots.

A rare mineral, occurring crystallized and in cleavable masses, usually white, or nearly so, in color. It is a silicate of aluminum and lithium.

The metamorphosis of various floral organs, usually stamens, into petals.

Petaline.