POLLUTION 



1150 



POLYCHREST 



Pollution (pol-u'-shun) \_pollutio ; polluere, to defile]. 

 In sanitary science, the introduction or dissemination 

 of any deleterious or filthy substance about a locality 

 where its presence would be conducive to disease. 

 Especially the defilement of potable water by sewage 

 or excreta. In physiology, the production of the or- 

 gasm in either male or female by means other than 

 sexual intercourse. See Masturbation. P., Noctur- 

 nal, a nocturnal, involuntary, seminal discharge. P., 

 Self, masturbation. 



Polonica (po-lon'-ik-ah). See Plica. 



Polonychia (pol-o-nik'-e-ah) [noTJjg, many ; owl;, nail]. 

 See Polyonychia. 



Poluboskos (pol-u-bos'-kos) \_izo\vc, much ; /?oer/cdc, nu- 

 tritious]. A pure gluten food for infants and invalids. 

 It has the following composition: Moisture, 7.50; 

 fat, o. 50; mineral salts, almost wholly phosphates, 

 0.60; carbohydrates, 0.40; nitrogenous substances, 

 91. 



Poluria (pol-u'-re-ah). Synonym of Polyuria. 



Poly- (pol'-e-) [tvoAvq, many]. A prefix that denotes 

 much or many. 



Polyacanthid (pol-e-ak-an'-thid) [ttoTivq, many ; anav- 

 6a, thorn, spine]. In biology, applied to certain 

 echinoderms in which there are several series of ad- 

 ambulacral spines. 



Polyacanthus (pot - e - ak - an' - thus) \tcoAvq, many; 

 anavOa, thorn, spine]. In biology, many-spined. 



Polyacoustic (pol-e-ak-oos' -tik) [ttoAvc, many ; anova- 

 TiKoq, acoustic]. I. Multiplying sound. 2. An in- 

 strument for intensifying sound. 



Polyact (pol'-e-akt) [ttoAvc, many; auric, ray]. In 

 biology, having numerous rays. 



Polyactinal (pol-e-ak'-tin-al) [ttoAvc, many; auric, 

 ray]. In biology, many-rayed ; multiradiate. 



Polyad (pol'-e-ad) [ttoAvc, many]. In chemistry, an 

 element whose valence is greater than two. 



Polyadelph (pol'-e-ad-elf) [tto7,vc, many; ade?.<l>6c, 

 brother]. In biology, a plant having its stamens 

 united into three or more bundles. 



Polyadelphous (pol-e-ad-el'-fus) [7roAifC,many; adeAtyoc, 

 brother]. In biology, having the stamens united by 

 their filaments into several sets. 



Polyadenia (pol-e-ad-e' -ne-ah) [ttoav c, many ; adrjv, 

 gland]. Pseudo-leukemia, or Hodgkin's disease. 



Polyadenitis ( pol-e-ad-en-i' -tis) [tto'avc, many; afiijv, 

 gland ; itic, inflammation]. Inflammation of many 

 glands at once. 



Polyadenoma (pol-e-ad-en-o'-mah) [ttoavq, many; 

 adijv, gland ; bjia, tumor]. Adenoma of many glands. 



Polyadenopathy (pol-e-ad-en-op' '-ath-e) [ttoAvc, many; 

 hfir/v, gland; rr&Ooc, disease]. Any disease affecting 

 many glands at once. 



Polyadenous (pol-e-ad'-en-us) [ttoAvq, many; adr/v, 

 gland]. In biology, bearing many glands. 



Polyaemia (pol-e-e' -me-ah) . See Polyemia. 



Polyaesthesia (pol-e-es-the' -ze-ah). See Polyesthesia. 



Polyandric (pol-e-an'-drik)[iroAvc, many; di^p,male]. 

 Characterized by polyandry. 



Polyandrous (pol-e-an'-drus) [iroAvg, many ; avijp, 

 male. man]. In biology: (a) Having a large num- 

 ber of stamens. Cf. Icosandrous. (b) Having more 

 than one male mate. Cf. Monothelious. 



Polyandry (pol-e-an'-drr) [TroAvavApoc, having many 

 men]. In biology, plurality of husbands or male 

 mates. 

 Polyangular ( pol-e-ang 1 '-gu-lar) [ttoAvc, many ; an- 



gulus, an angle]. Having many angles. 

 Polyanhemia (pol- e - an- hem' - e - ah). Synonym of 



Anemia. 

 Polyanthous {pol-e-an' -thus) [tto'a'vc, many; avdoc, a 

 flower]. Many-flowered. 



Polyarthritis (pol-e-ar-thri'-tis) [tto/.vc, many ; apOpov, 

 joint; itic, inflammation]. Inflammation of many 

 joints at once. P., Acute, a term given to acute ar- 

 ticular rheumatism. P. rheumatica acuta. Syno- 

 nym of Rheumatism, Acute Articular. P. synovi- 

 alis. See Rheumatism, Articular. 



Polyarthrous (pol-e-ar' -thrus) [ttoAvc, many ; apdpov, 

 a joint]. In biology, many-jointed; multiarticulate. 



Polyarticular ( pol - e - ar - tik'- u - lar) [ttoIvc, many ; 

 articulus, joint]. Affecting manyjoints together. 



Polyatomic {pol-e-at-om'-ik) [ttoavq, many ; aropoQ, 

 atom]. In chemistry, denoting elements or radicles 

 that have an equivalence greater than two ; also, 

 denoting compounds having three or more hydroxy! 

 groups, in which hydrogen is easily replaceable by 

 other elements or radicles without otherwise changing 

 the structure of the original compound. 



Polyaxial (pol-e-aks'-e-al) [tto'Avq, many; axis, axis]. 

 Having several axes. 



Polyaxon (pol-e-aks'-on) [tto?.vq, many ; a^uv, axis]. 

 In biology, having several axes of growth. 



Polybasic (pol-ib-a'-zik) [ttoavq, many; fiaoiq, base]. 

 Of alcohols or acids, having more than one hydrogen 

 atom replaceable by a base ; of a salt, formed from a 

 polybasic acid by the replacement of more than one 

 hydrogen atom by a basic element or radicle. 



Polyblennia (pol-ib-len'-e-ah) [ttoAvc, many; ft?.evva, 

 mucus]. The secretion of an excess of mucus. 



Polyblast (pol'- ib - last) [ttoMiq, many; fi/.aaroc, a 

 germ]. In biology, the mass of embryo-cells result- 

 ing from the cleavage of the ovum ; the morula stage 

 of development. 



Polybrachia (pol-ib-ra'-ke ah). Same as Polymelia. 



Polybrachus (pol-ib-ra'-kus) [ttoAvq, many; [ipax't-ov, 

 arm]. A monster with supernumerary arms. 



Polybrephia (pol-ib-ref'-e-ah) [ttoavq, many; /fyfpof, 

 infant]. The condition of having many young. 



Polycarpae (pol-ik-ar'-pe) [ttoAvq, many; nap-6c, fruit]. 

 A name given by Fuchs to a class of skin-di 

 characterized by the eruption of plastic lesions, such 

 as papules, pustules, vesicles, etc., comprising eczema 

 and herpes. 



Polycarpellary (pol-ik - ar'-pel- a - re) [ttoAvq, many ; 

 carpellum, carpel]. In biology, having many car- 

 pels. 



Polycarpic (pol-ik- ar'-pik) [ttoAvq, many; /. 

 fruit]. In biology, fruiting many times. 



Polycarpous ( pol-ik-ar' -pus) [ttoavq, many ; unpzdc, 

 fruit]. In biology, having a pistil composed of several 

 distinct ovaries or carpels. Cf. Afonocarpot/s. 



Polycellular ( pol-is-el' -u-lar) [ttoAvq, many ; cellula,a. 

 cell]. In biology, having many cells. 



Polycentric (pol-is-en'-trik) [ttoavq, many; /> 

 center]. Having many centers or nuclear points. 



Polycephalous (pol-is-ef'-al-us) [ttoAvq, many ; h 

 head]. In biology, bearing many heads. 



Polycephalus (pol-is-ef'-al-us) [tto'avq, many ; i. 

 head]. A genus of Taniada. See Parasites (Am 

 mal), Table of. 



Polycerus (pol-is-e'-rus) [ttoAvc, many ; acpac, horn]- 

 An animal monstrosity having many horns. 



Polychaetous (pol-ik-e'-tus) [ttoa'vq, many ; x a ' T 'l> hail 

 In biology, having many chretre or bristles. 



Polychezia (pol-ik-e' -ze-ah) [tto?J>q, many; [\"f»', t° 

 evacuate the bowels]. Chronic diarrhea. 



Polycholia (pol-ik-o'-le-ah) [ttoAvq, much; ,\o?.i/, bile]. 

 Excessive secretion of bile. 



Polychotomy ( pol-ik-ot' -o-me) [ttoJvx^oc. manifold 

 Tiiunv, to cut]. In biology, division of a taxoi 

 group of organisms into several sub-groups. 



Polychrest, Polychrestus (pol'-ik-rest, pol-ik-rtA 

 [tto7,vq, many; xP'l aT ^ij useful]. A medicine re- 



