xystos, xystus

(zis’tos, zis’tus) (Gr. ξυστός scraped]. Scraped lint. boar ped ch027.xhtml **Y** Y Y . The symbol for yttrium. yabin (ya’bin). An amorphous alkaloid from yaba, the bark of Andi’ra excel’sa. Yahourth (yah-oort). Yaourt. yam, wild (yam). See Dioscorea. Y-angle. The angle between the radius fix us and a line joining the lambda and the inion. yaourt (yah-oort’) [Turk.]. Same as matzoon. yard (yard). 1. A measure of three feet. See weights and measures, table of. 2. The penis. y.-sitting, sitting with the arms stretched out Forzontally from the sides, a position a umed in receiving ma age. yarns of Holmgren (yarnz). Skeins of light green, purple, and red yarn, used in testing the color-sense. See fest, Holmgren's. yarrow (yar’o). See Achillea. yava-skin (yah’vah-skin). A kind of elephantiasis caused by the habitual use of kava. yaw (yaw). A frambesial sore. guinea-corn y., frambesia in which the lesions resemble a grain of maize. mother-y., the largest and most persistent of a crop of frambesial sores. ring-worm y., frambesia in which the lesions are circular. yawey (yaw’e). Affected with yaws. yawn (yawn). A deep, involuntary respiration made with the open mouth. yawning (yawn’ing). _Pandiculation; a deep, involuntary inspiration with the open mouth, often accompanied by the act of stretching one’s self. yaws (yaws). Same as frambesia. Yb. The symbol for ytterbium. Y-bacillus. Sce bacillus. y-cartilage. See cartilage. yeast (yést). A ferment consisting of various species of Saccharom’yces: antiseptic and useful in ultices. beer-y., brewers’ y., yeast produced y the ‘Saccharomyces cerevisiae, and obtained in the brewing of beer. It is used as an antiseptic and stimulant in typhoid fever, as a preventive of boils, and as an application to ulcers. yelk (yelk). See yolk. yellow (ycl’o). One of the primary colors. anilin y., a compound used in the formation of stains. chrome y., lead chromate, PbCrO,: used in stains and paints. y. fever. See under fever. Manchester or Martin’s y., naphthalene yellow; a poisonous, yellow, coal-tar dye. Philadelphia y. Same as phosphin (2d def.). visual y., visual purple that has been bleached by light; xanthopsin. Yemen ulcer (yem’en). ulcer. See under ulcer. yenomal (yen’o-mal). ΔΑ proprietary said to be a coal-tar derivative. Yeo’s treatment (ye’5z) [Isaac Burney Yeo, London physician, 1835-1014]. See treatment. yerba (yerbah). Spanish for herb. y. buena (bwa’nah) [Sp. “ good herb ’’], an aromatic labiate plant of California, Microme’ria douglas’ii: carminative, anthelmintic, and anti catarrhal. of fluidextract, }-2 fl.dr. (2-8 cc). y. do la golondrina (da lah go-lon-dre’nah) [Sp.], a name Same as Cochin-china remedy: given in Mexico, etc., to various plants of the genus Euphor bia: locally used as a remedy for snakebite. y. de mate (da mah-ta). Same as matéé, or Ilex paraguay ens is. y. Mansa (man’sah). See mans a. Y. Yreuma (ree-oo’mah), the plant Franke'nia grandifo'lia, of California, Texas, etc. The leaves are astringent and are used in catarrhal affections. Dose of fluidextract, 10-20 min. (0.666-1.333 c.c.). y. santa (sahn’tah). Same as Eriodictyon. yerbazin (yer’ba-zin). A syrupy aromatic prepara- tion of yerba santa (Eriodic’tyon glutino’sum). yerbin (yer’bin). An alkaloid from [‘lex paraguayen’sis, resembling caffein.