| 单词 | metallic tractors |
| 释义 | > as lemmas(Perkins's) metallic tractors 1. plural (in full (Perkins's) metallic tractors): Name of a device invented by Elisha Perkins, an American physician (died 1799), consisting of a pair of pointed rods of different metals, as brass and steel, which were believed to relieve rheumatic or other pain by being drawn or rubbed over the skin: see Perkinism n. Obsolete exc. Historical. ΘΚΠ the world > health and disease > healing > medical appliances or equipment > other medical equipment > [noun] > other miscellaneous equipment wresting thread1616 tractors1798 tetanomotor1860 examining table1877 wire instrumenta1884 wristband1884 nasal spray1888 mackintosh sheet1889 gas mask1892 bath-bed1894 inspissator1897 Murphy's button1899 trembling-chair1899 solenoid1901 sunray1921 oxygenator1928 white cane1930 white stick1930 microdrive1955 photocoagulator1965 bubble1966 stimoceiver1967 hospital gown1970 smart pill1988 1798 C. C. Langworthy (title) A View of the Perkinean Electricity; or, an Inquiry into the Influence of Metallic Tractors. 1801 E. Darwin Zoonomia (ed. 3) II. 63 With the supposed existence of ghosts or apparitions, witchcraft, vampyrism..and American tractors, such theories..must vanish. 1819 R. Southey Select. from Lett. (1856) III. 499 His prayers may cure just as well as tractors or animal magnetism. 1885 J. G. Whittier Prose Wks. (1889) II. 314 Jacob Perkins, in drawing out diseases with his metallic tractors, was quite as successful as modern ‘faith and mind’ doctors. < as lemmas |
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