EPENDYMITIS 



432 



EPICYESIS 



Ependymitis (e-pen-dim-i' -tis) [knevdvua, an upper 

 garment; trig, inflammation]. Inflammation of the 

 ependyma. 



Ephebic (ef-e'-bik ) [e<pr//3in6g , belonging to puberty] . 

 Pertaining to youth, adolescence, or puberty. 



Ephebology (ef-e-bol' -o-je) \jttyr)(iog, youth ; \6yog, 

 science]. The science of youth, adolescence, and 

 puberty. 



Ephedra (ef'-e-drah) [ini, upon ; iSpa, a seat]. A 

 genus of gnetaceous plants with four N. American, 

 several S. American, and many other species. See 

 Tepopote. E. antisyphilitica, and E. trifurca, of 

 Texas, etc., are used in gonorrhea, urethritis, and 

 leukorrhea, and as vulneraries. E. andina, of S. 

 America, and E. distachia (or vulgaris), E. equi- 

 setina, E. flava, E. fragilis, and E. monostachya, 

 of the old world, have similar properties. 



Ephedrin (ef'-e-drin) [iwl, upon ; eSpa, a seat]. The 

 active principle of Ephedra vulgaris, proposed as a 

 mydriatic by Nagai. It is a cardiac depressant and 

 harmless mydriatic. The dose of the hydrochlorate in 

 collyria gr. ss in ^ iij distilled water. P'or instillation 

 gtt. ij-iij. Unof. 



Ephelis (ef '-el-is) [e^/ic; iiti, on ; yhog, wart: pi., 

 Ephelides\ A freckle. See Lentigo. 



Ephemera (ef-em'-er-ah) [kfrjuepog, daily]. The 

 name given by old physicians to short and slight 

 febrile attacks occurring in the lying-in period. 

 These fevers were of frequent occurrence, and of 

 slight significance. They indicated a small amount of 

 septic infection. E. maligna. See Anglicus sudor. 



Ephemeral (e-/em / -er-al) [kipr/^pog , living a day]. 

 Temporary. Applied to fevers that pass away in a 

 day. 



Ephesis (ef'-es-is) [eoteoYc, a longing]. A longing ; lust. 



Ephialtes (ef-e-al '-tez) [itytalTTjg ; knl, upon ; laXkeiv, 

 to leap]. See Nightmare. 



Ephidrosis (efid-r& '-sis) [eiri, upon ; Idpuatg, sweat- 

 ing] . Perspiration. See Hyperidrosis. E. cruenta, 

 bloody sweat. See Hematidrosis. E. flava, yellow 

 sweat. E. lactea, white or milky sweat. E. nigra, 

 black sweat. E. tincta. See Chromidrosis. E. 

 viridis, greenish sweat. 



Ephippium (ef-ip'-e-um) \ktyininov, saddle-cloth ; farl, 

 on; Innog, horse: //. , Ephippia\ I. Same as Sella 

 turcica. 2. In biology saddle-shaped capsules 

 formed from the carapace of adult cladocera, and con- 

 taining the winter (or ephippial) eggs. 



Epian (e'-pe-an) [Fr., a raspberry]. The yaws; 

 frambesia, q. v. 



Epiblast (ep'-e-blast) \_£ttl, upon; jilaardg, a sprout]. 

 The external or upper layer of the blastoderm, called, 

 also, the ectoderm or neuro-epidermal layer, from which 

 is developed the central nervous system and epidermal 

 tissues, including the epithelium of the sense-organs. 



Epiblema (ep-e-ble'-mah) [etti, upon ; fid/ileiv, to throw ; 

 to throw over or to cloak]. In biology, the imper- 

 fectly-formed epidermis in submerged plants and on 

 the extremities of growing roots. 



Epibole (e-pib'-o-le). See Epiboly. 



Epiboly (e-pib'-ode) [tirl, upon; ftnlXetv, to throw]. 

 In biology, a term introduced by Salenka to indicate 

 the enclosure of the large yolk-mass by the overgrowth 

 of cleavage-cells. Cf. Emboly. 



Epibranchial (rp-e-brang' -ke-al) [ini, upon ; (ipayxta, 

 gills]. In biology, applied to various structures; as 

 that portion of the carapace of a crustacean that forms 

 part of the roof of the branchial chamber ; the terminal 

 horn of the hyoid bone of a bird, etc. 



Epibulbar [ep-e-bul' -bar) [kirl, upon ; ftolftbg, bulbus, 

 bulb]. Situated upon the globe of the eye ; as an 

 epibulbar tumor. 



Epicalyx (ep-e-ka' '-liks) \_inl, upon ; «d/lvf , calyx : pl. r 

 Epicalyces\. In biology, an involucre resembling aa 

 exterior or accessory calyx. 



Epicanthis (ep-e-kan' -this) \iwiKavdig: pi., Epican- 

 thides~\. See Epicanthus. 



Epicanthus (ep-e-kan' -thus) [kiri, on ; navdog, angle of 

 the eye] . A fold of skin passing from the nose to the 

 eyebrow over the inner canthus of the eye. 



Epicardium (ep-e-kar' '-de-um) \hnl, upon ; icapdia, 

 heart]. The visceral layer of the pericardium. 



Epicarp (ep'-e-karp) \iiti, upon ; napnog, fruit]. In 

 biology, the outer skin of a fruit. 



Epicele, Epiccele (ep'-i-sel) [£7rt,upon; noi?ua, belly]. 

 I. In biology, applied to such a body-cavity as that 

 of vertebrates or that represented by the atrium of an 

 ascidium. 2. The cephalic portion of the fourth ven- 

 tricle, constituting the cavity of the epencephal. 



Epicentral (ep-e-sen'-tral) [eiri, upon ; nivrpov, center]. 

 In biology, adhering to a vertebral centrum, as some 

 of the scleral spines in the herring. 



Epicerebral (ep-e-ser'-e-bral) [IttI, upon; cerebrum, 

 the brain]. Situated over or on the cerebrum ; as the 

 epicerebral space between the brain and the pia. 



Epichilium (ep-e-kil'-e-um) [e^n, upon ; x £l ^ £> hp, 

 brim: pl.,Epichilia\ In biology, applied to the 

 upper portion of the lip of an orchid. 



Epichorion (ep-e-ko' -re-on) [hiri, upon ; x^? l0V i the 

 chorion]. I. The decidua reflexa. 2. The epidermis. 



Epiclidium (ep-e-klid' '-e-um) [em', upon ; nXeifiiov, 

 clavicle: //., Epiclidia\ In biology, a separate ossi- 

 fication of the distal end of the clavicle in birds ; ac- 

 cording to Parker it represents the precoracoid of rep- 

 tiles. 



Epiclinal {ep-e-kli f -nal) [iirt, upon ; kIIvti, a bed]. In 

 biology, placed upon the receptacle. 



Epiccelia [ep-e-se' '-le-ah). See Epicele. 



Epicoma, Epicomus or Epicome [e-pik'-o-mah, 

 e-pik'-o-mus, e-pik'-o-me) [f ttI, upon ; n6fir), hair]. A 

 parasitic monstrosity having an accessory head united 

 to the principal fetus by the summit. 



Epicondylar (ep-e-kon'-dil-ar) \tizi, upon ; nSvdvXog, a 

 condyle]. Relating to an epicondyle. 



Epicondyle (ep-e-kon' '-dll) [eV/, upon ; ndvdvlog, a 

 condyle]. 1. Any supracondylar eminence upon a 

 bone, as the humerus. 2. Less correctly, the external 

 condyle of the humerus. 



Epicondylo - cubitalis (ep-e-kon' -dil-o - ku-bit-a'-lis) 

 \_kiuK6vfiv~Aog, an epicondyle; cubitum, the elbow]. 

 The anconeus muscle. See Muscles, Table of. 



Epicondylo-radialis (ep-e-kon 1 ' -dil-o-ra-de-a' '-lis) [ftti- 

 tidvdvlog , an epicondyle; radius, the radius]. The 

 supinator brevis muscle. See Muscles, Table of. 



Epicotyl (ep-e-kof -ii) [tV/, on ; kotv?.t/6cjv , a cup-shaped 

 hollow (cotyledon)]. In biology, the stem of a young 

 plant between the cotyledons and the lowest true leaves. 



Epicranial (ep-e-kra' -ne-al) [kiri, "upon ; npaviov, the 

 cranium]. Relating to the epicranium. 



Epicranium (ep-e-kra' -ne-um) [hri, upon ; npaviov, 

 cranium]. The structures covering the cranium. 



Epicrisis (ep-e-kri' -sis) [eirinptoig, determination]. The 

 phenomena of disease succeeding the crisis; a sec- 

 ondary crisis. 



Epicrusis (rp-e-kru'-sis) [kiri, upon; npovaig, stroke]. 

 I. Massage by strokes or blows ; percussion; thera- 

 peutic scourging. 



Epicyemate (ep-e-si-e' -mat) [fx/, upon; xir/ua, an 

 embryo]. In embryology, applied to that form ol 

 development in which the embryo remains outside and 

 above the yolk-vesicle. It is characteristic of fishes 

 and batrachians. 



Epicyesis (ep-e-si-e' -sis) [ini, over; nvieiv, to be preg- 

 nant]. Superfetation. 



