Webster's Unabridged Dictionary - Letter P - Page 79
Pleuras (n. pl. ) of Pleura.
Pleura (n. ) (Anat.) The smooth serous membrane which closely covers the lungs and the adjacent surfaces of the thorax; the pleural membrane.
Pleura (n.) (Anat.) The closed sac formed by the pleural membrane about each lung, or the fold of membrane connecting each lung with the body wall.
Pleura (n.) (Zool.) Same as Pleuron.
Pleuron (n.; pl. Pleura.) (Zool.) (a) One of the sides of an animal.
Pleuron (n.; pl. Pleura.) (Zool.) (b) One of the lateral pieces of a somite of an insect.
Pleuron (n.; pl. Pleura.) (Zool.) (c) One of lateral processes of a somite of a crustacean.
Pleura (n.) The thin serous membrane around the lungs and inner walls of the chest.
Pleural (a.) (Anat.) Of or pertaining to the pleura or pleurae, or to the sides of the thorax.
Pleural (a.) Of or relating to the pleura or the walls of the thorax; "pleural muscles."
Pleuralgia (n.) (Med.) Pain in the side or region of the ribs.
Pleuralgia (n.) Pain in the chest caused by inflammation of the muscles between the ribs [syn: pleurodynia, pleuralgia, costalgia].
Pleurapophyses (n. pl. ) of Pleurapophysis.
Pleurapophysis (n.) (Anat.) One of the ventral processes of a vertebra, or the dorsal element in each half of a hemal arch, forming, or corresponding to, a vertebral rib. -- Pleu*rap`o*phys"i*al, a. -- Owen.
Pleurenchyma (n.) (Bot.) A tissue consisting of long and slender tubular cells, of which wood is mainly composed.
Pleuric (a.) (Anat.) Pleural.
Pleurisy (n.) (Med.) An inflammation of the pleura, usually accompanied with fever, pain, difficult respiration, and cough, and with exudation into the pleural cavity.
Pleurisy root. (Bot.) (a) The large tuberous root of a kind of milkweed ({Asclepias tuberosa) which is used as a remedy for pleuritic and other diseases.
Pleurisy root. (Bot.) (b) The plant itself, which has deep orange-colored flowers; -- called also butterfly weed.
Pleurisy (n.) Inflammation of the pleura of the lungs (especially the parietal layer).
Pleurite (n.) (Zool.) Same as Pleuron. Pleuritic
Pleuritic (a.) Alt. of Pleuritical.
Pleuritical (a.) (Med.) Of or pertaining to pleurisy; as, pleuritic symptoms.
Pleuritical (a.) (Med.) Suffering from pleurisy.
Pleuritis (n.) [L.] (Med.) Pleurisy.
Pleuro- () A combining form denoting relation to a side; specif., connection with, or situation in or near, the pleura; as, pleuroperitoneum.
Pleurobrachia (n.) (Zool.) A genus of ctenophores having an ovate body and two long plumose tentacles.
Pleurobrachia (n.) Sea gooseberries [syn: Pleurobrachia, genus Pleurobrachia].
Pleurobranch (n.) (Zool.) Any one of the gills of a crustacean that is attached to the side of the thorax.
Pleuroeranchiae (n. pl. ) of Pleurobranchia.
Pleurobranchia (n.) [NL.] (Zool.) Same as Pleurobranch.
Pleurobranchidae (n.) The Pleurobranchidae are a taxonomic family of sea slugs, marine gastropod molluscs in the clade Pleurobranchomorpha. Species in the family Pleurobranchidae have a prominent mantle and an internal shell that becomes reduced or is lost completely in adults. [3] Some adult species have been seen feeding on ascidians. Larval pleurobranchids can be planktotrophic (feeding on plankton), lecithotrophic (deriving nutrition from yolk), or direct developing.
Many species produce secretions from their rich glandular mantle as a chemical defense against predators.
Even the production of sulfuric acid has been reported.
Pleurobranchus (n.) Is a genus of sea slugs, specifically side-gill slugs, marine gastropod mollusc in the family Pleurobranchidae.
They typically occur in intertidal and shallow subtidal waters of tropical and subtropical seas worldwide.
Pleurocarp (n.) (Bot.) Any pleurocarpic moss. Pleurocarpic
Pleurocarp (n.) A moss having the archegonium or antheridium on a short side branch rather than the main stalk [syn: pleurocarp, pleurocarpous moss] [ant: acrocarp, acrocarpous moss].
Pleurocarpic (a.) Alt. of Pleurocarpous.
Pleurocarpous (a.) (Bot.) Side-fruited; -- said of those true mosses in which the pedicels or the capsules are from lateral archegonia; -- opposed to acrocarpous.
Pleurocentrum (n.) (Anat.) One of the lateral elements in the centra of the vertebrae in some fossil batrachians.
Pleuroderes (n. pl.) (Zool.) A group of fresh-water turtles in which the neck can not be retracted, but is bent to one side, for protection. The matamata is an example.
Pleurodont (a.) (Anat.) Having the teeth consolidated with the inner edge of the jaw, as in some lizards.
Pleurodont (n.) (Zool.) Any lizard having pleurodont teeth.
Pleurodynia (n.) (Med.) A painful affection of the side, simulating pleurisy, usually due to rheumatism.
Pleura (n. pl. ) of Pleuron.
Pleuron (n.) (Zool.) One of the sides of an animal.
Pleuron (n.) (Zool.) One of the lateral pieces of a somite of an insect.
Pleuron (n.) (Zool.) One of lateral processes of a somite of a crustacean.
Pleuronectoid (a.) (Zool.) Pertaining to the Pleuronectidae, or Flounder family.
Pleuropericardial (a.) (Anat.) Of or pertaining to the pleura and pericardium.
Pleuroperipneumony (n.) (Med.) Pleuropneumonia.
Pleuroperitoneal (a.) (Anat.) Of or pertaining to the pleural and peritoneal membranes or cavities, or to the pleuroperitoneum.
Pleuroperitoneum (n.) (Anat.) The pleural and peritoneal membranes, or the membrane lining the body cavity and covering the surface of the inclosed viscera; the peritoneum; -- used especially in the case of those animals in which the body cavity is not divided.
Note: Peritoneum is now often used in the sense of pleuroperitoneum, the pleur[ae] being regarded as a part of the peritoneum, when the body cavity is undivided.
Pleuropneumonia (n.) (Med.) Inflammation of the pleura and lungs; a combination of pleurisy and pneumonia, esp. a kind of contagions and fatal lung plague of cattle.
Pleuropneumonia (n.) Pleurisy and pneumonia.
Pleuroptera (n. pl. ) (Zool.) A group of Isectivora, including the colugo.
Pleurosigma (n.) A genus of diatoms of elongated elliptical shape, but having the sides slightly curved in the form of a letter S. Pleurosigma angulatum has very fine striations, and is a favorite object for testing the high powers of microscopes.
Pleurostea (n. pl. ) of Pleurosteon.
-ons (n. pl. ) of Pleurosteon.
Pleurosteon (n.) The antero-lateral piece which articulates the sternum of birds.
Pleurothotonus (n.) A species of tetanus, in which the body is curved laterally.
Pleurotomae (n. pl. ) of Pleurotoma.
Pleurotomas (n. pl. ) of Pleurotoma.
Pleurotoma (n.) (Zool.) Any marine gastropod belonging to Pleurotoma, and ether allied genera of the family Pleurotmidae. The species are very numerous, especially in tropical seas. The outer lip has usually a posterior notch or slit.
Plevin (n.) A warrant or assurance. [Obs.]
Plexiform (a.) Like network; complicated. -- Quincy.
Pleximeter (n.) (Med.) A small, hard, elastic plate, as of ivory, bone, or rubber, placed in contact with body to receive the blow, in examination by mediate percussion. [Written also plexometer.]
Pleximeter (n.) A small thin metal plate held against the body and struck with a plexor in percussive examinations [syn: pleximeter, plessimeter].
Plexure (n.) The act or process of weaving together, or interweaving; that which is woven together. -- H. Brooke.
Plexus (n. pl. ) of Plexus.
Plexuses (n. pl. ) of Plexus.
Plexus (n.) (Anat.) A network of vessels, nerves, or fibers.
Plexus (n.) (Math.) The system of equations required for the complete expression of the relations which exist between a set of quantities. -- Brande & C.
Plexus (n.) A network; an intricate or interwoven combination of elements or parts in a coherent structure.
In the perception of a tree the reference to an object is circumscribed and directed by a plexus of visual and other presentations. -- G. F. Stout.
Plexus (n.) A network of intersecting blood vessels or intersecting nerves or intersecting lymph vessels [syn: plexus, rete].
Plexus, () A modular web server written in Perl by Tony Sanders . Comes with interfaces to allow many other information services to be served via the Web.
(1994-07-22)
Pley (v. & n.) See Play. [Obs.] -- Chaucer.
Pley (a.) Full See Plein. [Obs.] -- Chaucer.
Pleyt (n.) (Naut.) An old term for a river boat.
Pliability (n.) 易曲折；柔軟；順從；易適應性 The quality or state of being pliable; flexibility; as, pliability of disposition. "Pliability of movement." -- Sir W. Scott.
Pliability (n.) The property of being easily bent without breaking [syn: bendability, pliability].
Pliability (n.) Adaptability of mind or character; "he was valued for his reliability and pliability"; "he increased the leanness and suppleness of the organization" [syn: pliability, pliancy, pliantness, suppleness].
Pliable (a.) 易曲折的；柔軟的；圓滑的；順從的；有適應性的 Capable of being plied, turned, or bent; easy to be bent; flexible; pliant; supple; limber; yielding; as, willow is a pliable plant.
Pliable (a.) Flexible in disposition; readily yielding to influence, arguments, persuasion, or discipline; easy to be persuaded; -- sometimes in a bad sense; as, a pliable youth. "Pliable she promised to be." -- Dr. H. More. -- Pli"a*ble*ness, n. -- Pli"a*bly, adv.
Pliable (a.) Susceptible to being led or directed; "fictile masses of people ripe for propaganda" [syn: fictile, pliable].
Pliable (a.) Capable of being shaped or bent or drawn out; "ductile copper"; "malleable metals such as gold"; "they soaked the leather to made it pliable"; "pliant molten glass"; "made of highly tensile steel alloy" [syn: ductile, malleable, pliable, pliant, tensile, tractile].
Pliable (a.) Able to adjust readily to different conditions; "an adaptable person"; "a flexible personality"; "an elastic clause in a contract" [syn: elastic, flexible, pliable, pliant].
Pliable (a.) Capable of being bent or flexed or twisted without breaking; "a flexible wire"; "a pliant young tree" [syn: bendable, pliable, pliant, waxy].
Pliable (a.) （物質）易彎的，柔韌的 A pliable substance bends easily without breaking or cracking.
// Some kinds of plastic become pliable if they're heated.
Pliable (a.) (Often disapproving) （人）易受影響的，順從的 A pliable person is easily influenced and controlled by other people.
// He wanted a sweet, pliable, obedient wife.
Pliancy (n.) The quality or state of being pliant in sense; as, the pliancy of a rod. "Avaunt all specious pliancy of mind." -- Wordsworth.
Pliancy (n.) The property of being pliant and flexible [syn: pliancy, pliantness, suppleness].
Pliancy (n.) Adaptability of mind or character; "he was valued for his reliability and pliability"; "he increased the leanness and suppleness of the organization" [syn: pliability, pliancy, pliantness, suppleness].
Pliant (v.) Capable of plying or bending; readily yielding to force or pressure without breaking; flexible; pliable; lithe; limber; plastic; as, a pliant thread; pliant wax. Also used figuratively: Easily influenced for good or evil; tractable; as, a pliant heart.
The will was then ductile and pliant to right reason. -- South.
Pliant (v.) Favorable to pliancy. [R.] "A pliant hour." -- Shak. -- Pli"ant*ly, adv. -- Pli"ant*ness, n.
Pliant (a.) Capable of being influenced or formed; "the plastic minds of children"; "a pliant nature" [syn: plastic, pliant].
Pliant (a.) Capable of being shaped or bent or drawn out; "ductile copper"; "malleable metals such as gold"; "they soaked the leather to made it pliable"; "pliant molten glass"; "made of highly tensile steel alloy" [syn: ductile, malleable, pliable, pliant, tensile, tractile].
Pliant (a.) Able to adjust readily to different conditions; "an adaptable person"; "a flexible personality"; "an elastic clause in a contract" [syn: elastic, flexible, pliable, pliant].
Pliant (a.) Capable of being bent or flexed or twisted without breaking; "a flexible wire"; "a pliant young tree" [syn: bendable, pliable, pliant, waxy].
Plica (n.) (Med.) A disease of the hair (Plica polonica), in which it becomes twisted and matted together. The disease is of Polish origin, and is hence called also Polish plait. -- Dunglison.
Plica (n.) (Bot.) A diseased state in plants in which there is an excessive development of small entangled twigs, instead of ordinary branches.
Plica (n.) (Zool.) The bend of the wing of a bird. Plicate
Plica (n.) A folded part (as in skin or muscle) [syn: fold, plica].
Plicate (a.) Alt. of Plicated.
Plicated (a.) Plaited; folded like a fan; as, a plicate leaf. -- Pli"cate*ly, adv.
Plication (n.) A folding or fold; a plait. -- Richardson.
Plication (n.) An angular or rounded shape made by folding; "a fold in the napkin"; "a crease in his trousers"; "a plication on her blouse"; "a flexure of the colon"; "a bend of his elbow" [syn: fold, crease, plication, flexure, crimp, bend].
Plication (n.) The act of folding in parallel folds [syn: plication, pleating].
Plicature (n.) A fold; a doubling; a plication. -- Dr. H. More.
Plicidentine (n.) (Anat.) A form of dentine which shows sinuous lines of structure in a transverse section of the tooth.
Plied () imp. & p. p. of Ply.
Pliers (n. pl.) A kind of small pinchers with long jaws, -- used for bending or cutting metal rods or wire, for handling small objects such as the parts of a watch, etc.
Pliform (a.) In the form of a ply, fold, or doubling. [Obs.] -- Pennant.
Plight () imp. & p. p. of Plight, to pledge. -- Chaucer.
Plight () imp. & p. p. of Pluck. -- Chaucer.
Plight (v. t.) To weave; to braid; to fold; to plait. [Obs.] "To sew and plight." -- Chaucer.
A plighted garment of divers colors. -- Milton.
Plight (n.) 境況，誓約，困境 A network; a plait; a fold; rarely a garment. [Obs.] "Many a folded plight." -- Spenser.
Plight (n.) That which is exposed to risk; that which is plighted or pledged; security; a gage; a pledge. "That lord whose hand must take my plight." -- Shak.
Plight (n.) Condition; state; -- risk, or exposure to danger, often being implied; as, a luckless plight. "Your plight is pitied." -- Shak.
To bring our craft all in another plight -- Chaucer.
Plighted (imp. & p. p.) of Plight.
Plighting (p. pr. & vb. n.) of Plight.
Plight (v. t.) 宣誓，保証，約定 To pledge; to give as a pledge for the performance of some act; as, to plight faith, honor, word; -- never applied to property or goods. " To do them plighte their troth." -- Piers Plowman.
He plighted his right hand Unto another love, and to another land. -- Spenser.
Here my inviolable faith I plight. -- Dryden.
Plight (v. t.) To promise; to engage; to betroth.
Before its setting hour, divide The bridegroom from the plighted bride. -- Sir W. Scott.
Plight (n.) A situation from which extrication is difficult especially an unpleasant or trying one; "finds himself in a most awkward predicament"; "the woeful plight of homeless people" [syn: predicament, quandary, plight].
Plight (n.) A solemn pledge of fidelity [syn: plight, troth].
Plight (v.) Give to in marriage [syn: betroth, engage, affiance, plight].
Plight (v.) Promise solemnly and formally; "I pledge that I will honor my wife" [syn: pledge, plight].
Plighter (n.) One who, or that which, plights.
Plim (v. i.) To swell, as grain or wood with water. [Prov. Eng.] -- Grose.
Plimsoll's mark () (Naut.) A mark conspicuously painted on the port side of all British sea-going merchant vessels, to indicate the limit of submergence allowed by law; -- so called from Samuel Plimsoll, by whose efforts the act of Parliament to prevent overloading was procured.
Plinth (n.) (Arch.) In classical architecture, a vertically faced member immediately below the circular base of a column; also, the lowest member of a pedestal; hence, in general, the lowest member of a base; a sub-base; a block upon which the moldings of an architrave or trim are stopped at the bottom. See Illust. of Column.
Plinth (n.) An architectural support or base (as for a column or statue) [syn: pedestal, plinth, footstall].
Pliocene (n.) (Geol.) The Pliocene period or deposits.
Pliocene (a.) (Geol.) Of, pertaining to, or characterizing, the most recent division of the Tertiary age.
Pliocene (n.) From 13 million to 2 million years ago; growth of mountains; cooling of climate; more and larger mammals [syn: Pliocene, Pliocene epoch].
Pliohippus (n.) (Paleon.) An extinct genus of horses from the Pliocene deposits. Each foot had a single toe (or hoof), as in the common horse.
Pliosaurus (n.) (Paleon.) An extinct genus of marine reptiles allied to Plesiosaurus, but having a much shorter neck.
Plitt (n.) An instrument of punishment or torture resembling the knout, used in Russia.
Ploc (n.) [F.] (Naut.) A mixture of hair and tar for covering the bottom of a ship.
Ploce (n.) (Rhet.) A figure in which a word is separated or repeated by way of emphasis, so as not only to signify the individual thing denoted by it, but also its peculiar attribute or quality; as, "His wife's a wife indeed." -- Bailey.
Ploce (n.) (Rhetoric) Repetition to gain special emphasis or extend meaning.
Plodded (imp. & p. p.) of Plod.
Plodding (p. pr. & vb. n.) of Plod.
Plod (v. i.) To travel slowly but steadily; to trudge. -- Shak.