POLYGASTRIC 



1152 



POLYMETAMERIC 



Polygastric (pol-ig-as' -trik) [noAvg , many ; yaoryp, 

 stomach]. Having many stomachs. 



Polygastrulation (pol-ig-as-tru-la'-shun) [noAvg, 

 many ; yaarrjp, stomach]. In biology, multiple gas- 

 trulation. 



Polygenesis (pol-ij-en'-es-is) \noAvg, many; yeveaiq, 

 origin]. In biology, the doctrine that organisms may 

 arise from cells of different kinds. 



Polygenetic (pol-ij-en-et'-ik) \_ivoAvg, many ; yewav, to 

 produce]. Pertaining to polygenesis. 



Polygenism, Polygeny (pol' -ij-en-izm, pol' -ij-en-e) 

 \jroAvq, many ; yewav, to beget]. In biology, the 

 theory that the different races of man are descended 

 from distinct species. The independent origin of the 

 human races. Cf. Monogeny. 



Polyglottides (pol-ig-lof -id-ez). See Alternations of 

 Generation. 



Polygnathus (pol-ig-na' '-thus) [noAvg, many; yvadog, 

 jaw]. A form of double monster in which the para- 

 site is attached to the jaws of the host. It includes 

 epignathus and hypognathus. 



Polygonal (pol-ig'-o-nal) \jvoAvg, many; yuvia, angle]. 

 Having many angles. 



Polygonate (pol-ig'-o-ndt) [noAvg, many; yovv, knee]. 

 In biology, many-jointed. 



Polygonatum (pol-ig-o-na' -turn). See Solomon's Seal. 



Polygoneutic (pol-ig-o-nu' '-tik) \jvoAvg, many ; yovog, 

 offspring]. In biology, having several broods during 

 the year. 



Polygoneutism ( pol -ig-o- nu'- turn) [noAvg, many ; 

 yovoq, offspring]. In biology, the state of being 

 polygoneutic. 



Polygonia (pol-ig-o' -ne-ah) [noAvg, many ; y6vog, off- 

 spring]. Great fecundity, especially of the male. 



Polygonum (pol-ig' '-o-num) [iroAvyovov, knot-grass]. 

 A genus of polygonaceous plants. P. hydropipero- 

 i'des, Smart Weed, Water Pepper, is a plant common 

 in the United States. Its active principle is thought 

 to be polygonic acid. It stimulates the action of the 

 heart and increases arterial tension. It is diuretic, 

 emmenagogue, and aphrodisiac. Externally, it is a 

 rubefacient and vesicant. It is valuable in amenor- 

 rhea and impotence. Dose of the ext. gr. j-v ; of 

 the fid. ext. TT^x-^j. All unof. 



Polygraph (pol' -ig-raf) [KoAvg, many ; ypafyeiv, to 

 record]. A cylindric recording-instrument for multi- 

 plying sphygmographic tracings. It is made to 

 rotate upon its axis by clockwork. 



Polygraphic (pol-ig-raf'-ik) \_no?„vg, many ; ypatyeiv, to 

 write]. Pertaining to the polygraph. 



Polygroma (pol-ig-ro' '-mail) \jroAvg, many ; vypog, 

 moist; bfia, tumor]. A large hygroma. 



Polygynecial (pol-ij-in-e'-se-al) [ noAvg, many ; ywij, 

 female ; ohog, house]. In biology, containing the 

 pistils or gynecia of several flowers, as a collective 

 fruit. 



Polygynous (pol-ij' -in-us) [iroAvg, many; ywf/, fe- 

 male, wife]. In biology : (a) possessing many pistils ; 

 (/;) having more than one wife or female mate. 



Polygyral (pol-ij-i'-ral) \rroAvg , many ; yvpog, a circle, 

 ring]. In biology, having several whorls. 



Polygyria (pol-ij-i' -re-ah) [noAvg, many ; yi <pog, gyre]. 

 Having many gyres. 



Polyhemia (pol-e-hem'-e-ah). See Polyemia. 



Polyhidrosis (pol-e-liid-ro' '-sis) [noAvg, much ; ISpuotg, 

 sweating]. Excessive perspiration. 



Polyhydramnios (pol-e-hi-dram'-ne-os) [noAvg, many ; 

 wop, water; apviov, amnion]. An excessive pro- 

 duction of the amniotic liquor. 



Polyhydrate (pol -e- hi' -drat) \_TroAi<g, much; vdup, 

 water]. A hydrate containing more than one 

 hydroxyl group. 



Polyhydric ( pol '- e - hi' - drik) [noAvq, much; vdup, 

 water]. Containing several hydroxyl groups. 



Polyidrosis (pol-e-id-ro'-sis). Same as Polyhidrosis. 



Polykoria (pol-ik-o' -re-ah) [irolvg, many; Kopri, pupil]. 

 Multiplicity of pupils of the eye. 



Polylepidous (pol-il-ep'-id-us) [iroAvg, many ; ?j-nig, a 

 scale]. In biology, having many scales. 



Polyleukocythemia (pol-il-u-ko-si-the'-me-ah). Same 

 as Leukocythemia. 



Polylymphia (pol-il-im'-fe-ah) [noAvg, much ; Avp<j>a, 

 lymph]. Synonym of Anasarca. 



Polymania (pol-im-a' '-ne-ah) [noAvg, many; manus, 

 hand]. The condition of having more than two 

 hands ; polychiria. 



Polymastia (pol-im-as'-te-ah) [noAvg, many; piaardg, 

 breast]. The presence in the same person of more 

 than two breasts or nipples. The supernumerary 

 organs may be below the breast proper, in the axilla, 

 or elsewhere about the body. The condition is seen 

 in both sexes. 



Polymastigate (pol-im-as' -tig-at) \_no7,iig, many; /udg- 

 ti$ (paany-), a whip]. In biology, having several 

 flagella. 



Polymastigous (pol-im-as f -tig-us). Same as Poly- 

 mastigate. 



Polymastodont ( pol-im-as' -to-dont) [ttoavq, many; 

 pacTog, a nipple ; bdo'vg (bdovr-), tooth]. In biology, 

 having numerous tubercles on the molar teeth. 



Polymazia ( pol-im-a' -ze-ah). Synonym of Polymastia. 



Polymelia ( pol-im-e' -le-ah) [tcoAvq, many ; peAog, limb]. 

 A malformation consisting in the presence of more 

 than the normal number of limbs. 



Polymelian ( pol-im-e' -le-an) [noAvg, many; fiehog, a 

 limb]. Having supernumerary limbs. 



Polymelianism (pol-im-e' -le-an-izm) \ttoavq, many ; 

 pe7og, a limb]. In biology, having supernumerary 

 limbs. 



Polymelius, Polymelus (pol-im-e' '-le-us , pol-im' '-el-us) 

 [-o/ic, many ; p,e7.og, a limb]. A monstrosity having 

 more than the normal number of limbs. 



Polymely (pol-im' -el-e). Synonym of Polymelus. 



Polymenorrhea (pol-im-en-or-e'-ah) [rco/.vg, much; 

 firjv, month; poia, a flow]. Excessive menstrual 

 flow. 



Polymer (pol' -im-er) [iroAvg, many ; fiepog, apart]. A 

 term usually employed to designate a chemic com- 

 pound, the formula of which is a multiple of that of 

 the lowest compound of a chemic series. 



Polymeria (pol-im-e' -re-ah ). See Polymerism. 



Polymeric (pol-im-er'-ik) [tto/ic, many ; fiepog, part]. 

 Exhibiting polymerism. 



Polymerid (pol-im' -er-id). Synonym of Polymer. 



Polymeride {pol-im' -er-id) [xoAvg, many ; pepog, a 

 part]. In chemistry, a compound having the proper- 

 ties of polymerism. 



Polymerism ( pol-im' -er-izm) [Vo/lfc, many; fiepac, a 

 part]. I. The existence of more than a normal number 

 of parts. 2. A variety of isomerism dependent upon 

 a difference in molecular weight. The compounds 

 presenting it have a formula that is a multiple of that 

 of the lowest compound of the respective series. 



Polymerization (pol-im-er-iz-a' -shun) \_~o7ig, much; 

 urpog, a part]. The apparent fusion or union of two 

 or more molecules of a compound, forming a more 

 complex molecule, with a higher molecular weight ami 

 somewhat different physical and chemic properties. 



Polymerous (pol-im' -er-us) [ttoai'c, many ; pipog , part]. 

 In biology, having many parts or organs in a given ar 

 rangement or structure. 



Polymetameric (pol-im-et-am-n'-ih) [iroAhg, many; 

 fierd, beside ; fitpog, part] . Extending over or com- 

 prising two or more metameres. 



