EUPHONY 



447 



ELTOCIA 



Euphony (u'-fon-e). See Euphonia. 



Euphorbia [u-for* '-be-ah ) [evoop.liov, an African 

 plant]. A genus of some 700 species of trees, shrubs 

 and herbs, mostly with a milky, acrid, or poisonous 

 juice. E. resinifera, of Africa affords euphorbium. 

 E. lathyris, yields oil of euphorbia, an active, but 

 uncertain cathartic. From E. drummondii, drumin 

 is prepared. In N. America, E. corollata. E. ipe- 

 cacuanha, E. vulgaris, E. prostrate, and other na- 

 tive species have been employed in medicine, there 

 being about 100 species in the U. S. E. pilulifera, 

 of S. America and Australia, has reputed value in 

 asthma and cardiac dyspnea. Dose of the extract 

 gr. j. ; of the fluid extract 3 ss-j ; of the tincture 3 ss-j ; 

 to be used with great caution. E. piscidia, of trop- 

 ical America, a virulent poison, is locally employed as 

 a caustic. Many other species are actively medicinal. 



Euphorbin (u-for* '-bin) \cvoop3iov, an African plant]. 

 A precipitate from a tincture of the root of Euphorbia 

 corollata ; it is an emetic, expectorant, vermifuge and 

 arterial sedative. Dose ^ + to 3 grains. Unof. 



Euphorbium {ii-for* -be-um) [ev$6p3iov, an African 

 plant]. An acrid gum-resin afforded by Euphorbia 

 resinifera and E. officinarum. It is strongly purga- 

 tive and vesicant, and is now mainly employed in 

 veterinary medicine. 



uphoria (ufor* -e-ah) [ewpopoc, easily carried]. I. 

 The sense of well-being or health. 2. Ability to 

 endure pain. 



Euphoric {u-for'-ik) [ei-6opoc, easily carried]. Marked 

 by or pertaining to euphoria. 



Euphorin {it f -for-in) [evoopoc, easily carried], CgOjHjj. 

 Phenyl-urethan, derived from anilin, a white crystal- 

 line powder, nearly insoluble in water, soluble in 

 weak alcohol. It is recommended as a safe and 

 rapid antipyretic in doses of from 5 to 30 grains daily. 

 Unof. See Phenyl-urethan. 



Euphrasia {u-fra' -ze-ah) [etypaoia, delight]. Eye- 

 bright. A small annual, formerly much used in eye- 

 affections. It is of utility as an astringent lotion in 

 »conjunctivis, and invaluable in breaking up nasal 

 catarrh and in hay-fever. E., Tinct., strength 1.9. 

 Dose TT^ j-v. 

 uphthalmin (uf-thal'-min) \_ev, well ; bqda'/.uoc, eye]. 

 Cj-H.,jNO :1 . HO, the hydrochlorate of the amygdalic 

 acid derivative of the unstable n-methyl-vinyl-diacetone- 

 alkamin. It is a colorless, crystalline powder, which 

 freely dissolves in cold water. The instillation of two 

 or three drops of a 2 per cent, solution in the eye pro- 

 duces within 20 to 30 minutes mydriasis of intermediate 

 intensity, which vanishes after 2 or 3 hours. The ac- 

 commodation is but slightly, if at all, affected. 



Eupitton (u' -pit-on), G^HjgO,,. Eupittonic acid. An 

 aurin into which six methoxyl groups have been intro- 

 duced. It forms orange-yellow crystals, melting with 

 decomposition, at 200 C. 



Euplastic {u-plas'-tik) [ev, well; ir/Aaae iv, to form], 

 eptible of being transformed into sound, healthy, 

 and permanent tissue. 



Eupnea (up-ne , -ah) [ev, well ; Trveen; to breathe]. 

 N ormal and easy respiration. 



Eupurpurin (u-pur'-pu-riri) [ft, well ; pupura, purple]. 

 A precipitate from the tincture of Eupatorium pitrpu- 

 reum ; it is diuretic, stimulant, astringent, and tonic. 

 Dose 1 to 4 grains. Unof. 



Eurhipidurous (u-rip-id-u' -rus) \ev, well ; pi-ic, a 

 fan; ovpa, tail]. In biology, applied to such birds 

 as have a fan-like arrangement of the tail-feathers. 



Eurhodins (ti'-ro-dinz). Dyes derived from the phena- 

 zins by the introduction of one or more amido-groups. 

 They are feeble bases 



European Cholera. Synonym of Cholera. 



II 



Europhen {u'-ro-fen). A preparation of iodin recom- 

 mended as a substitute for iodoform. It is a valuable 

 antiseptic, antisyphilitic, and antituberculotic. In skin- 

 diseases, a 5 to IO per cent, ointment is employed. It 

 is used hypodermatically in doses of gr. ,'4 -iss. Chemi- 

 cally, it contains one atom of iodin joined to two 

 molecules of isobutylcresol. Unof. E.-aristol, a 

 preparation of europhen with aristol ; a substitute for 

 iodoform. 



Eurycephalic, or Eurycephalous, (u-ris-efal' -ik , 

 u-ris-ef -al-us) \pipic, wide; Kioa'/.i], head]. Broad- 

 headed. ; having a very wide skull. 



Eurycerous (u-rts / -er-us) [et pic, broad ; aipac, a horn]. 

 In biology, having broad horns. 



Eurychasmus (u-rik-az'-mus) [cvpic, broad ; xao/ia, a 

 chasm]. Lissauer's term for a skull in which the angle 

 formed between the lines joining the point of the wing 

 of the vomer and the posterior nasal spine and anterior 

 margin of the foramen magnum is between 153 and 



Eurythermal (u-nth-er 1 '-mal) [evpvc, wide ; Oepurj, 

 heat]. Capable of sustaining a great range of temper- 

 ature. 



Eusomphalus (u-som' -fal-us) [ft, good; bfi<fra?.6c,, 

 navel]. A double monstrosity in which the vital func- 

 tions of each individual are independent, and in which 

 each has a distinct umbilicus. 



Eustachian (u-sta' -ke-an) [ewrraxyc, rich in com]. 

 Pertaining to the Italian anatomist, Eustachio. E. 

 Artery. See Arteries, Table of. E. Catheter, an 

 instrument for dilating and otherwise treating the 

 Eustachian tube ; it is introduced along the floor of 

 the nose. E. Tube, the canal extending from the 

 tympanum to the pharynx. E. Valve, a prolonga- 

 tion or continuation of the lining membrane of the 

 post-cava into the right auricle of the fetal heart to 

 about half of its breadth. Its function is to direct 

 the blood from the post cava across the auricle toward 

 "the foramen ovale. 



Eustachius, Canal of. See Canal. 



Eustomatous {tt-sto' -mat-us) [ft, well ; arbua, mouth]. 

 In biology, having a well-formed oral aperture. 



Eustrongylus (u-stron' -jil-us) [rt>, well ; arpayyi?jOC t 

 round]. A genus of parasitic nematode worms. E. 

 gigas. See Thread-worms, and Parasites {Animal), 

 Table of. 



Eusystole (u-stY-to-le) [ft, well ; avcro7J], contraction]. 

 A normal contraction of the cardiac cavities. 



Eutaxia (it-tabs' -e-ah) \tv, well; ral-ic, order]. A 

 normal condition of the body. 



Euthanasia (u-than-a'-ze-ah) [ft, well; davaroc, 

 death]. An easy or calm death. 



Euthycoryphus (u-thik-or'-ifus) [evdvc, straight ; 

 Kopujnj, the head]. Lissauer's term for a skull in 

 which the parietal angle is between 142 and 15 1°. 



Euthymetopus (u-lhim-et / -o-pus) [fi^i-c, straight ; 

 fura—ov, the forehead]. Lissauer's term for a skull 

 in which the angle between the lines joining the 

 metopion and bregma and nasion is between 141 and 



151-5°. 

 Euthymia (u-t/rlm / -e-ah) [fi», well ; Bvfidc, mind]. 



Tranquility; cheerfulness. 

 Euthyopisthocranius (u-the-o-pis-tho-hra' '-ne-us) \jv- 



6vc, straight ; oTriaBoxpa viov, the occiput]. Lissauer's 



term for a skull in which the angulus summi occipitis 



is between 154 and 172 . 

 Euthyuranus {u-the-u' '-ran-us) [evOvc, straignt ; oi-pavoc, 



the roof of the mouth]. Lissauer's term for a skull 



in which the angulus summi palati is between 163.5 



and l8o°. 

 Eutocia (u-to'-ke-ah) [ft, well ; t6koc, childbirth]. An 



easy natural delivery. 



