WEBER METER-CANDLE 



568 



XEROFORM 



tic, Goltz's term for temporary deafness due to a lesion 

 of the acoustic area of the cerebral cortex. W., 

 Cerebrooptical, Goltz's name for temporary blind- 

 ness due to a lesion of the visual area of the cerebral 

 cortex. 



Weber Meter-candle. See Meter-candle. 



Westphal-Piltz's Pupil Phenomenon. See Reflex, 

 afford' s. 



Wheezing. (See Illus. Diet. ) W. of Horses, diffi- 

 culty of respiration due at times to mechanical causes 

 or presence of a tumor on the larynx. 



Whettle-bones. The vertebras. 



Whiskey. (See Illus. Diet.) W., Bourbon, a corn 

 whiskey made originally in Bourbon County, Ken- 

 tucky. 



White. (See Illus. Diet.) W., Permanent, a com- 

 mercial name for barium sulfate, Ba^SO^, used con- 

 siderably as a substitute for white lead. 



Whitlow. (See Illus. Diet.) W., Melanotic, a form 

 of melanotic sarcoma simulating whitlow in appear- 

 ance. 



Wicking (wii'-ing). Loosely twisted unspun roving; 

 it is employed in packing cavities. 



Willemite {wil'-em-lf) [named after William I, king 

 of the Netherlands]. A native zinc silicate abundant 

 in New Jersey. 



Wind. (See Illus. Diet.) W., Evening. See W., 

 Mountain. W., Local, one peculiar to and affecting 

 the climate and healthfulness of a given region. Cf. 

 Foehn, Harmattan, Khamsin, Mistral, Norther, 

 Simoon, Sirocco, Solano, Mumukn. W., Morn- 

 ing. See W., Valley. W., Mountain, in clima- 

 tology, the diurnal current of air in mountain val- 

 leys which generally moves downward from higher 

 to lower altitudes; also called the evening wind. W., 

 Valley, the diurnal current of air in mountain valleys 

 which generally moves upward from the valley ; also 

 called morning wind., 



Wine-press of Herophilus. See Torcular (Illus. 

 Diet.). 



Winter's Bark. (See Illus. Diet.) W.-b., False, the 

 bark of Cinnamodendron corticoswn, Miers. , of the 

 order Canellacece, indigenous to the West Indies. 



Winterne {~vin f -turn) . C, 5 H 24 . An essential oil ob- 

 tained from Winter's bark. 



Winternitz's Extract of Bilberries. See under Vac- 

 cinium myrtillus. 



Witherite {with' -ur-lt) \_W. Withering, English phy- 

 sician, 1741-1799]- Native barium carbonate. 



Woandsu. See under Voandzeia subtcrranea, Dup. 



Woen-kow. See Enmenol. 



Wolf-flaps. Whole skin-flaps without pedicles. 



Womb. (See Illus. Diet.) W.-mirror. See Specu- 

 lum matricis. 



Wongsby {wongs' -be). A yellow dye of Batavia ob- 

 tained from the seed-vessels of plants of the gentian 

 family. 



Woolner's Tip. See Tip. 



Woorali, Wooraly. Same as Curare. 



Worm Bark. The bark of Audita inermis, H. B. K. 



Wound. (See Illus. Diet.) W., Penetrating, one 

 that pierces the walls of a cavity or enters into an or- 

 gan. W., Physiologic, Gerhard's name for a locus 

 minoris resistentise. 



Wourari, Wouraru. See Curare (Illus. Diet.). 



Wournils. See Warbles (Illus. Diet.). 



Wrightin (ri'-tin). C 24 H 40 N r Stenhouse's name for 

 an alkaloid first found by R. Haines, 1858, in Conessi 

 bark, Wrightia zeylanica, R. Br., and named by him 

 "conessin." It is a whitish or yellow-brown powder 

 with bitter taste, slightly soluble in water or alcohol, 

 melts 122° C. ; used as an astringent and anthelmintic. 



Wryneck. (See Illus. Diet.) W., Spasmodic, a 

 serious form of spasmodic tic, consisting of a clonic 

 spasm of the cervical muscles. Syn., Spasmodic Tor- 

 ticollis, Torticollis spasmodica, Chronic Spasm in the 

 Area of the Nervus accessorius, Spinal-accessory 

 Spasm ; Fr. Tic rotatoire. Ger. Nickkrampf. 



Wurras, Wurrus (wur'-as, -us). The native name in 

 India for the coloring-matter extracted from the red 

 glands of the fruit capsules of Mallotus philippinensis, 

 Mull. (a. v.). Cf. Kothlerin. The name is also 

 used incorrectly for kamala (a. v. ) . See Warras 

 (Illus. Diet.). 



Wyman's Strap. An arrangement of straps for hold- 

 ing a violently insane person in bed. 



Xanthalin (zan> '-thal-in) [S-av06g, yellow]. C 37 H 36 N,0,. 

 An alkaloid from opium ; a white, crystalline substance, 

 forming yellow salts. 



Xanthematin (zau-them'-at-in) [favftSc, yellow ; aifia, 

 blood]. A bitter yellow substance obtained by dissolv- 

 ing hematin in dilute nitric acid. 



Xanthochromia (zan-tho-hro'-me-ah) [l-avdor, yellow ; 

 Xpoi/J-a, color]. Tuffier and Miliau's name (1902) for 

 the yellow hemorrhagic discoloration of the cephalo- 

 rachidian fluid, diagnostic of hemorrhage of the neu- 

 raxis. The normal lutein of the serum is attributed to 

 the color. 



Xanthocreatinin. Same as Xan/hohreatinin (Illus. 

 Diet.). 



Xanthocyte (zan' -tho-sit) [^avftdg, yellow ; kvtoc, cell]. 

 A cell secreting a yellow pigment. 



Xanthokyanopy. See Xanthocyanopia (Illus. Diet.). 



Xantholein (zan-lho'-le-in). A yellow coloring-matter 

 obtained from the bark or outer part of Sorghum vul- 

 gar e, Pers. Cf. Purpurolein. 



Xanthoplasty (zan'-tho-plas-te) [fai>0<Sc, yellow; 

 nlaaaeiv, to form]. Plastic surgery for xanthoderma. 



Xanthopocrit (zan-thop f -o-krit). A synonym of ber- 

 berin. 



Xanthostrumarin [zan-tho-stru'-via-rin). A glucosid 

 found by A. Zander in the seeds ofclotburr, Xanthium 

 struviarium, L. 



Xanthoxylin. (See Illus. Diet.) X. Crystals, 

 C )0 H 12 O 4 , a substance occurring in silky crystals, solu- 

 ble in alcohol or ether, insoluble in water ; melt at 

 80° C. ; obtained from the ethereal oil of Japan pep- 

 per, Xanthoxylum piperitum, D. C. 



Xenon (zc'-n<»i) [fwo?, strange], A gaseous element 

 discovered by Ramsay and Travers (1900) and found 

 to occur one part in one hundred and seventy million 

 volumes of air. Its relative density is 64. A vacuum 

 tube charged with xenon when excited assumes a sky- 

 blue color. It melts at I40 C. and boils at 109 . 



Xeroform (zer'-o-form). See Tribromphenol-bismuth 

 (Illus. Diet.). 



