Xyster

zis′tėr, n. a surgeon's instrument for scraping bones. Y to Y-wis fāte, fär; mē, hėr; mīne; mōte; mūte; mōōn; th en. IMG:c398_png_120px_Chambers_1908_Y.png_utm_source_en.wiki source.org_utm_campaign_parser_utm_content_thumbnail:Chambers_1908_Y.png-120px-Chambers_1908_Y.png?utm_source=en.wiki source.org _campaign=parser _content=thumbnail the twenty-fifth letter of our alphabet.— Y =150; Y =150,000.— ns. Y′-level , an engineers' spirit-level, so called because of the telescope formerly resting on 'Y's,' capable of being rotated at will—now substituted by the 'dumpy-level'—also Wye-level ; Y′-moth , the gamma, a destructive noctuid moth, with a silvery Y-shaped mark on the upper wings; Y′-track , a short track laid at right angles to a railway-line, connected with it by two switches resembling a Y, used instead of a turn-table for reversing engines.