单词 | autometric |
释义 | autometricadj. 1. ΘΚΠ the world > relative properties > measurement > [adjective] > measurement of parts in terms of height autometric1874 1874 Edinb. Rev. No. 285. 191 Autometric division or delineation of figures in terms of their entire height. b. Designating a vessel and stopper designed to allow a fixed quantity of liquid to be withdrawn from the vessel. Now rare.Invented by F. W. Fletcher (1853–1933), of the firm of Fletcher, Fletcher, and Stevenson, London. ΚΠ 1892 Dublin Jrnl. Med. Sci. 93 358 The object of the new autometric stopper..is to enable their ‘concentrated liquors’..to be conveniently and rapidly dispensed without the necessity of using a separate glass measure. 1904 J. Verfasser Half-tone Process (ed. 3) iv. 92 Fletcher's autometric dropping bottle..is excellent and cleanly for the purpose. 1933 Jrnl. Chem. Soc. 136 1647 Another ingenious patent is Fletcher's ‘autometric stopper’, a rubber stopper and pipette combined. 2. Mathematics. Of the nature of an autometry (autometry n. 3). ΚΠ 1953 Canad. Jrnl. Math. 5 324 Any binary operation satisfying M1, M2, and M3 might be referred to appropriately as an autometric operation, or simply as a metric operation. 1979 D. Miller in J. Hintikka et al. Ess. Math. & Philos. Logic viii. 418 The following result concerning normal autometric functions is adapted from the proof..that the symmetric difference is the only autometric function that is also a group operation. 1998 A. Ranicki High-dimensional Knot Theory xxviii. 332 Self homotopy equivalences can thus be taken to be given by autometric structures. This entry has been updated (OED Third Edition, June 2011; most recently modified version published online December 2021). < |
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