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Petaloideous

Having the whole or part of the perianth petaline.

Petalosticha

An order of Echini, including the irregular sea urchins, as the spatangoids. See Spatangoid.

Petalous

Having petals; petaled; -- opposed to apetalous.

Petard

A case containing powder to be exploded, esp. a conical or cylindrical case of metal filled with powder and attached to a plank, to be exploded against and break down gates, barricades, drawbridges, etc. It has been superseded.

Petasus

The winged cap of Mercury; also, a broad-brimmed, low-crowned hat worn by Greeks and Romans.

Petaurist

Any flying marsupial of the genera Petaurus, Phalangista, Acrobata, and allied genera. See Flying mouse, under Flying, and Phalangister.

Petaurista

A genus of very large Asiatic flying squirrels.

petcock

A small cock or faucet or valve for letting out air or releasing compression, or for draining a vessel.

Petechiae

Small crimson, purple, or livid spots, like flea-bites, due to extravasation of blood, which appear on the skin in malignant fevers, etc.

Petechial

Characterized by, or pertaining to, petechi/; spotted.

Peter

To become depleted; to run out; to fail; -- used generally with out; as, that mine has petered out.

Peterman

A fisherman; -- so called after the apostle Peter.

Petersham

A rough, knotted woolen cloth, used chiefly for men's overcoats; also, a coat of that material.

Peterwort

See Saint Peter's-wort, under Saint.

Petiolary Petiolar

Of or pertaining to petiole, or proceeding from it; as, a petiolar tendril; growing or supported upon a petiole; as, a petiolar gland; a petiolar bud.

Petiolated Petiolate

Having a stalk or petiole; as, a petioleate leaf; the petiolated abdomen of certain Hymenoptera.

Petiole

A leafstalk; the footstalk of a leaf, connecting the blade with the stem. See Illust. of Leaf.

Petiolule

A small petiole, or the petiole of a leaflet.

Petit

Small; little; insignificant; mean; -- Same as Petty.

petite

A size category of women's clothing, for women with less than average height.

petitio

The fallacy of assuming the conclusion in the premises; begging the question.

Petition

To make a petition or solicitation.

Petitionee

A person cited to answer, or defend against, a petition.

Petitioning

The act of presenting apetition; a supplication.

Petitor

One who seeks or asks; a seeker; an applicant.

Petitory

Petitioning; soliciting; supplicating.

Petrary

An ancient war engine for hurling stones.

Petrel

Any one of numerous species of longwinged sea birds belonging to the family Procellarid/. The small petrels, or Mother Carey's chickens, belong to Oceanites, Oceanodroma, Procellaria, and several allied genera.

Petrescence

The process of changing into stone; petrification.

Petrescent

Petrifying; converting into stone; as, petrescent water.

Petrifaction

The process of petrifying, or changing into stone; conversion of any organic matter (animal or vegetable) into stone, or a substance of stony hardness.

Petrifactive

Having the quality of converting organic matter into stone; petrifying.

Petrify

To become stone, or of a stony hardness, as organic matter by calcareous deposits.

Petrine

Of or pertaining to St. Peter; as, the Petrine Epistles.

Petrocoptis

A genus of perennial tussock-forming rock plants; native to the Pyrenees and mountains of Northern Spain; it is similar to and sometimes placed in the genus Lychnis.

Petrogale

Any Australian kangaroo of the genus Petrogale, as the rock wallaby (Petrogale penicillata).

petroglyph

A carving or drawing on rock, especially one made by prehistoric humans; called also a petrograph.

Petroglyphy

The art or operation of carving figures or inscriptions on rock or stone.

petrograph

A carving or drawing on rock, especially one made by prehistoric humans; called also a petrograph.

petrohyoid

Pertaining to the petrous, or periotic, portion of the skull and the hyoid arch; as, the petrohyoid muscles of the frog.

Petrolatum

A semisolid unctuous substance, neutral, and without taste or odor, derived from petroleum by distilling off the lighter portions and purifying the residue. It is a yellowish, fatlike mass, transparent in thin layers, and somewhat fluorescent. It is used as a bland protective dressing, and as a substitute for fatty materials in ointments.

Petroleum

Rock oil, mineral oil, or natural oil, a dark brown or greenish inflammable liquid, which, at certain points, exists in the upper strata of the earth, from whence it is pumped, or forced by pressure of the gas attending it. It consists of a complex mixture of various hydrocarbons, largely of the methane series, but may vary much in appearance, composition, and properties. It is refined by distillation, and the products include kerosene, benzine, gasoline, paraffin, etc.

Petroline

A paraffin obtained from petroleum from Rangoon in India, and practically identical with ordinary paraffin.

Petrology

The department of science which is concerned with the mineralogical and chemical composition of rocks, and with their classification: lithology.

Petromastoid

Of or pertaining to the petrous and mastoid parts of the temporal bone; periotic.

Petronel

A sort of hand cannon, or portable firearm, used in France in the 15th century.

Petrosal

A petrosal bone. The auditory capsule.

Petrostearine

A solid unctuous material, of which candles are made.

Petrous

Like stone; hard; stony; rocky; as, the petrous part of the temporal bone.

Petticoat

A loose under-garment worn by women, and covering the body below the waist.

petticoated

wearing or furnished with a petticoat; as, petticoated ladies; a petticoated table.

Pettifog

To advocate like a pettifogger; to argue trickily; as, to pettifog a claim.

Pettifogger

A lawyer who deals in petty cases; an attorney whose methods are mean and tricky; an inferior lawyer.

Pettifoggery

The practice or arts of a pettifogger; disreputable tricks; quibbles; chicanery.

Pettifogulize

To act as a pettifogger; to use contemptible tricks.

Pettily

In a petty manner; frivolously.

Pettiness

The quality or state of being petty or paltry; littleness; meanness.

petting

Sexually titillating foreplay without contact with the genital organs.

Pettish

Fretful; peevish; moody; capricious; inclined to ill temper.

Pettitoes

The toes or feet of a pig, -- often used as food; sometimes, in contempt, the human feet.

Petty

Little; trifling; inconsiderable; unimportant; also, inferior; subordinate; as, a petty fault; petty complaints; a petty prince.

Pettychaps

Any one of several species of small European singing birds of the subfamily Sylviin/, as the willow warbler, the chiff-chaff, and the golden warbler (Sylvia hortensis).

Petulancy Petulance

The quality or state of being petulant; temporary peevishness; pettishness; capricious ill humor.

Petulant

Forward; pert; insolent; wanton.

Petune

To spray (tobacco) with a liquid intended to produce flavor or aroma.

Petunia

A genus of solanaceous herbs with funnel-form or salver-shaped corollas. Two species are common in cultivation, Petunia violacea, with reddish purple flowers, and Petunia nyctaginiflora, with white flowers. There are also many hybrid forms with variegated corollas.

Petzite

A telluride of silver and gold, related to hessite.

Peucedanin

A tasteless white crystalline substance, extracted from the roots of the sulphurwort (Peucedanum), masterwort (Imperatoria), and other related plants; -- called also imperatorin.

Peucil

A liquid resembling camphene, obtained by treating turpentine hydrochloride with lime.

Pew

To furnish with pews.

Pewee

A common American tyrant flycatcher (Sayornis ph/be, or Sayornis fuscus). Called also pewit, and ph/be.

Pewfellow

One who occupies the same pew with another.

Pewit

The lapwing. The European black-headed, or laughing, gull (Xema ridibundus). See under Laughing. The pewee.

Pewter

A hard, tough, but easily fusible, alloy, originally consisting of tin with a little lead, but afterwards modified by the addition of copper, antimony, or bismuth.

Pewterer

One whose occupation is to make utensils of pewter; a pewtersmith.

Pewtery

Belonging to, or resembling, pewter; as, a pewtery taste.

Peytrel

The breastplate of a horse's armor or harness. [Spelt also peitrel.] See Poitrel.

Peziza

A genus of fungi embracing a great number of species, some of which are remarkable for their regular cuplike form and deep colors.

Pezizaceae

A large natural family comprising many typical cup fungi.

Pezizales

An order of mostly saprophytic fungi having cup-shaped ascocarps.

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