porime (porim)

Same as porism. porism (pō'rizm), n. [ME. porysme, by this name. But the word had a more general meaning, which Chasles defines as follows: A porism is an in com according to a common law, the statement being left incomplete theorem expre ing a relation between things variable plete in regard to some magnitude which would be stated in the theorem properly so called. For example, to say that there is within every triangle a point every line through which has for the sum of its distances from the two vertices which lie on one side of it its distance from the third vertex, is a porism in substance. But the porism was further distinguished by a peculiar mode of enunciation, stant, is called in the porism "given." namely, that which in modern language is made to be con The definition of Play fair, which has had great currency, is as follows: A porism is a proposition affirming the po ibility of finding such conditions as will render a certain problem indeterminate, or capable of innumerable solutions. This is the sense in which the word would ordinarily be understood to-day. Other widely different definitions have been given. Ryht as thyse geometry ens, whan they have shewyd hyr proposiciouns, ben wont to bryngen in thinges that they clepen porysmes , or declaraciouns of forseyde thinges. IMG:content-0663.png:[graphic] =Syn. See inference . porismatic (pō-ris-mat'ik), a. [ μα (τ-), a porism, + -ic.] Of or pertaining to a porism. [As used by modern mathematicians, it usually refers to Play fair's sense of porism . See porism .] porismatical (pō-ris-mat'i-kal), a. [ matic + -al .] Same as porismatic . poristic (pō-ris'tik), a . [= F. poristique = Pg. bring about or procure, πορίζειν , bring about, poristic a = It. poristico ; ποριστικός , able to problem to an indeterminate one. Poristic procure: see porism .] Reducing a determinate points, a set of points of the number which usually suffice to determine a curve of a given order, but so situated that an indefinite number of such curves can be drawn through them. see pore2.] 1. The typical genus of the family Poritidæ, established by La marck.-2. A genus of millepores. Also Helio lites. Lonsdale, IMG:content-0664.jpg:[graphic] 1849. Porites clavaria. Poritidæ (pō-rit'i- dē), n. pl . [NL., [NL.. Porites + -idæ .] А family of perforate sclerodermatous cor- als, typified by the genus Porites . The corallum is composed of reticulated sclerenchyme, with well-developed septa in the form of stylate proce es which unite in a kind of latticework. The walls are reticulate, not distinct from the scleren- chyme, and there are few di epiments and no tabulæ. pork (põrk), n. [ pork , poork , porc, porc = Sp. puerco = Pg. It. porco , a hog, pork, porcus (= Gr. (Italic?) πόρκος), a swine, hog, pig ( porca , f., or porcus femina , a sow), Lith. parszas W. porch Ir. orc (with reg. lo of initial p ) = AS. fearh , E. far- row , a pig: see farrowl .] 1. A swine; hog; pig; porker. Poveralle and pastorelles pa ede one aftyre, With porkes to pasture at the price gates. IMG:content-0665.jpg:[blocks in formation] pornographer (pôr-nog'ra-fér), n . [ pornog- raph -y+ + -er.] One who writes of prostitutes or obscene subjects. The literary offences of French pornographers and co- prologists. Fortnightly Rev. , N. S., XLIII. 745. pornographic (pôr-nō-graf'ik), a . [ raph -y+-ic.] O Of, pertaining to, or of the na- ture of pornography; describing or descriptive Porphyreæ . The fronds are gelatinous, membranaceous, of prostitutes; having to do with porno graphs. and composed of a single layer of brownish-red cells bear- pornography (pôr-nog'ra-fi), n . [= F. porno -ber, arising from a single mother-cell. P. lac in i at a , the F. the spores the margin of the frond, eight in num- graphie; LGr. as if * *πορνογραφία, πόρνη , a prostitute, + γράφειν , write.] A delivid-purple color. See laver2 , 1, and marine sauce (under script i on of or treatise on prostitutes or prosporphyraceous (pôr-fi-ra's hi us), a. titution; hence, obscene writing. porodinic (po-ro-din'ik), a. [ πόρος , a pore, + ὠδίς, the pangs of labor.] Reproducing or bringing forth by means of a special pore or opening of the body, through which the genital products are extruded: distinguished from schizo dinic. Two porodinic methods are dis- tinguished as nephrodinic and idiodinic. Encyc . Brit ., XVI. 682. porophyllous (pō-rō-fil'us), a. [ Thomas , Med. Dict. Porosa (pō-rō'sä), n . pl . [NL., neut. pl. of poro- sus : see porose .] Perforate or porose corals: distinguished from Aporosa or Eporosa . Perfo- rata is a synonym. porose (pōrōs), a. [NL. porosus, full of pores: see porous .] 1. Containing pores; porous; per- guished from a porose or eporose. (b) Of the sculpture of insects, dotted or pitted as if full of little holes. The ely- tra of species of Apion , for example, are porose. J. Bradford, Letters (Parker Soc., 1853), II. 64. porkling (põrkʻling), n . [ pork + -ling1 .] young pig. Through plenty of acorns the porklings to fat. Tu er, October's Husbandry, st. 34. porknellt, n. [ME., pork + double dim. -n-el.] A little pig; also, a gro , fat person. Polidárius, the porknell , and his pere Machaon, Suet with the xvij, sad men & noble. The rav'ns begin with their pork - porking cry. Sylvester, tr. of Du Bartas's Weeks, ii., The Schisme. pork-sausage (põrk'sa sāj), n . A sausage made of minced pork with various seasoning or fla- voring ingredients. porkwood ood (pô (pôrk'wud), n. beefwood, or corkwood, Pisonia obtusata . The pigeon wood, porky (por'ki), a. [ pork + -y1.] 1. Pork- like: as, a porky odor permeated the whole place.-2. Fat; plump. pornial (pôr'ni-al), a . [ πορνεία , prostitu- tion, a prostitute, + -al .] Lawle ly pa ion pa ion- ate; meretricious. 2. In bot . , pierced with small holes or pores. porosis (po-rō'sis), n . [NL., πώρωσις , the proce by which the extremities of fractured bones are reunited, πωροῦν , cause a callus to form, unite (fractured bones) by a callus, pos , a node on the bones.] Formation of callus, as in the knitting together of broken bones. porosity (pō-ros'i-ti), n . [= F. porosité = Sp. porosidad = Pg. porosidade = It. porosità , porosita ( t- ) s , porosus , porous:see porous .] 1. The state or quality of being porose, porous, or pervious; perforation. The fifteenth [cause] is the porosity or imporosity be- twixt the tangible parts, and the greatne or smallne of the pores. Bacon , Nat. Hist., § 846. All matter is porous or po e es porosity . Hydrogen gas leaks through white-hot iron under pre ure; cold water can be pre ed through iron or through lead. Daniell, Prin. of Physics, p. 194. 2. A pore or perforation. Dr. H. More, Immortal. of Soul, ii. 8. porotype (po'rō-tip), n. [ πόρος , a pore, + posing another print or a writing, placed on the surface of chemically prepared paper, to a gas which permeates those parts of the thing to be copied which are not rendered impervious by the ink, and thus acts upon the chemical surface in the same way that light acts upon the sensitized film of paper exposed under a photographic negative. porous (po'rus), a . [= D.pore us = G.Sw. Dan. porös = OF. poreux , F. poreux = Pr. poros = Sp. Pg. It. poroso , porosus , porous, por us , pore: see pore2 .] Having pores; porose; IMG:content-0666.png:[blocks in formation] IMG:content-0667.jpg:[ocr errors] IMG:content-0668.jpg:[graphic] southern Europe and northern Africa; P. sma rag not us is African, P. mela not us Australian. The purple gallinule of America is P. martinicus , often placed in a separate genus I on ornis. See gallinule. 2. [l. c.] A bird of this genus; a sultan; a purple gallinule. A sponge is porous , having small spaces between the solid parts. Theodore Parker , Ten Sermons, Justice and her Conscience. Porous cup, a ve el of unglazed earthenware used in a voltaic cell to separate the two liquids employed. See cell , 8.- Porous plaster. See plaster . porously (põʻrus-li), adv . By means of pores; in a porous manner; perviously; interstitially. porousne (põ'rus-nes), n . 1. Porosity. [Rare.] They will forcibly get into the porousne of it, and pa between part and part. Sir K. Digby , Nature of Bodies. porpaiset, n. An obsolete form of porpoise . por pent i net, n. Same as porcupine . porno graph (pôr'nō-gråf), п. [ porpoise . γράφος, writing of prostitutes: see pornography .] porpezite (pôr'pez-it), n. [ Porpez (see def.) An obscene picture or writing. this rock, which was quarried in Egypt, was used exten- sively for architectural and ornamental purposes, and es- pecially for the base or lower part of busts of which the upper part was made of bronze or marble. Later on, a similar stone appears to have been procured from nearer localities, as from the island of Sardinia. To the Italians it became known as porfido ro o antico . Other rocks hav- ing a similar structure, commonly called porphyritic , were used in Italy, and designated, in accordance with the pre- dominating color, as porfido nero, porfido verde, etc. In modern times the term porphyry has come to be used as the name of any rock consisting of a very fine-grained or microcrystalline through which are di emi- but the popular use of the word is frequently extended so as to include rocks which are dark-colored, fine-grained, and very hard, and which do not appear to belong either porphyritic structure is not at all or only very indistinct ly marked. The varieties of porphyry are numerous, and their nomenclature by no means definitely established. porphyry, of which the ground-ma consists of an inti- The most generally accepted are the following: quartz- mate or cryptocrystalline admixture of orthoclase and quartz, in which distinct crystals or large grains of quartz are developed; feldspar , felsitic or felstone porphyry , hav- ing a similar base with porphyritic ally inclosed crystals of feldspar, which is commonly orthoclase; but similar crys- tals of this mineral are not infrequently found occurring with the quartz in quartz porphyry, so that no very dis- tinct line can be drawn separating the two varieties men- tioned. These porphyries are of most frequent occurrence in the Paleozoic rocks, but they are also found in abun- dance in other Pre-tertiary formations, presenting the characters of a truly eruptive material. See porphyrite , and cut under porphyritic . Now, far from noise, he creepeth covertly Into a Caue of kindly Porphyry . Sylvester, tr. of Du Bartas's Weeks, ii., Eden. Within the which [labyrinth] a number of columns and statues there be, all of porphyrit or red marble. And pedestals with antique imagery Embo 'd, and pillars huge of porphyry . Charlemagne, the first-born of Henry, King of Germany. The doctrine of porphyrogenitism , congenial to pop- ular sentiment, and not without some foundation in prin- ciple, prevailed influentially and widely in many countries and through many ages. (pôr'fi-ri), n. [Formerly also porphi- porphire , porphyre ); rie (and porphire , po porfurie = D. porfier , porphier = G. Sw. Dan. porf Our grounden litarge eek on the porphuric . Chaucer, Prol. to Canon's Yeoman's Tale, 1. 222. 3. In zoöl . , a porphyry-moth. - Augitic porphy- ry. See augitic . Red porphyry. See pebble ware . porphyry-moth (pôr'fi-ri-môth), n. A pyralid moth, Botys porphyralis , found throughout Eu- rope: an English collectors' name. porphyry-shell (pôr'fi-ri-shel), n . the genus Murex . From members of this genus was formerly obtained a liquor that produced the Tyrian purple. porpicet, n. An obsolete form of porpoise . porpin (pôr'pin), n. [See porcupine .] 11. An obsolete form of porcupine.-2. A hedgehog. Hall i well . [Prov. Eng.] cupine . porpoise (pôr'pus), n . porpus , porpo , porpa , porpas , porpe e , por pese, porpaise , porpice , purpose , purpe e , porc- pisce ; ME.porpeys , purpeys , AF.porpeis , pur- peis, OF.porpeis , porpeys , porpais , porpaiz , por- paix , porpois , pourpais , pourpois , F. dial. pour- peis (ML. porpecia ) (= Pg. peixe porco = OIt. pesce porco , in transposed order), lit. 'hog-fish, porcus , a hog, + piscis = E. fish : see pork and fish1 . Cf. It. Sp. puerco marino = It. porco marino , porpoise, lit. sea-hog': see pork and marine.] A small toothed cetacean of the family Delphinidæ and subfamily Delphin inæ , and espe- cially of the genus Phocæna , of which there are several species, the best-known being P. com- munis , which attains a length of about 5 feet and has a blunt head not produced into a long beak, and a thick body tapering toward the tail. It is common in the North Atlantic, and usually goes in herds or shoals. It feeds almost entirely on fish. A fine oil is IMG:content-0669.png:[graphic] porporino (pôr-pō-rēnō), n. [It., purple color, porpora , purple: see purple .] An alloy of quicksilver, tin, and sulphur, constituting a yellow powder, used by artists in the middle ages in place of gold. porpus (pôr'pus), n. spelling of porpoise . porraceous (po-rā'shius), a. [= F. porracé , po- racé = Sp. Pg. poracco = It. porracceo , por- race us , like leeks, leek-green, porrum , a leek: see porrct.] Resembling the leek in color; greenish. porrect (po-rekt'), a . [L. porrect us , pp.: see the verb.] Extended forward; stretched forth horizontally; antrorse; prorsal. porrect ate (po-rek'tāt), a. Same as porrect . porrection (po-rek's hon), n . [= F. porrection ; porrectio ( n- ), a stretching, porrigere , pp. porrect us , stretch out: see porrect .] The act of holding in outstretched hands to deliver; de- livery. porrett (por'et), n. [ poret , porette , purret , m., F. dial. pourret , m., a leek, OF. also porette , porete, F. por- rette, pourete, purete , f. (= Sp. porreta = It. porretta ), a leek; cf. OF. porreau , F. porreau , poireau , a leek; dim. of OF. * porre (7) = Sp. puerro = Pg . It. porro , a leek, porrum , also porrus , a leek, orig. * porsum Gr. πράσον, a leek. From the same source are porridge , por- ringer, purce, etc.] A leek or small onion; a scallion. porridge (por'ij), n . [Formerly also porredge , porrage ; Sc. parritch , etc.; with accom. suffix -idge , -age (due to confusion with pottage ), porrey , porray , etc., porridge, pottage: see porrey.] 1. A food made by boiling vegeta- bles in water, with or without meat; broth; soup; pottage. King . You shall fast a week with bran and water. Cost. I had rather pray a month with mutton and por- ridge. Shak., L. L. L., i. 1. 305. Then I drag a bloated corpus, Swell'd with a dropsy like a porpus . With such accoutrements, with such a form, Much like a porpoise just before a storm. Church ill, Independence. Porpoise sperm-whale. See sperm -whale. - Right- whale porpoise, Leucorhamphus borealis of the Pacific coast of North America. A similar species, not deter- The Century Dictionary and Cyclopedia porridge porridge (por'ij), v.; pret. and pp. por ridged, ppr. por ridging. [ Let my son Henry provide such peas as will porridge well, or else none. Winthrop , Hist. New England, I. 435. II. trans. To provide with porridge. porriginous (po-rij'i-nus), a . Of, pertaining to, or of the nature of porrigo; affected with porrigo. porrigo (po-rī'gō), n. [L. (> It. porrigine = F. porrigo ), scurf, dandruff.] A vague name for a number of diseases of the scalp, especially tinea favosa, tinea tonsurans, and eczema. porringer (por'in-jer), n. [Formerly porrenger, with inserted n (as in me enger, pa enger, etc.), The Charity Meat, which charitable disposed Persons send in every Thursday, whereon Earthen Dishes, Porrin gers , Pans, Wooden Spoons, and Cabbage Nets are Stirring about against Dinner Time. Quoted in Ashton's Social Life in Reign of Queen Anne, And often after sunset, sir, When it is light and fair, I take my little porringer , And eat my supper there. [II. 244. Words worth, We are Seven. 21. A head-dre shaped like a porringer: so called in jest. A haberdasher's wife of small wit... rail'd upon me, till her pink'd porringer fell off her head. Shak ., Hen. VIII., v. 4. 50. Porro's operation. See operation. porrum (por'um), n. [NL., porry (por'i), n. [Origin obscure.] In weav ing, the length of the warp-threads stretched out between the heddles or harne and the warp-beam.