单词 | kinematics |
释义 | kinematicsn. a. The science of pure motion, considered without reference to the matter or objects moved, or to the force producing or changing the motion. (Cf. kinetics n. 1.) ΘΚΠ the world > movement > [noun] > laws of motion > study of dynamics1788 kinematics1840 kinetics1864 dynamic1873 kinetic1873 the world > matter > physics > mechanics > kinematics > [noun] phoronomics1733 phoronomy1797 kinematics1840 kinematic1873 kinology1890 1840 W. Whewell Philos. Inductive Sci. I. 146 M. Ampère, in his Essai sur la Philosophie des Sciences (1834)..proposes to term it Kinematics (Cinématique). 1859 J. R. Lunn Motion v The phænomena of Motion..what has hitherto been called (though not universally) Kinematics. 1879 W. Thomson & P. G. Tait Treat. Nat. Philos. (new ed.) I: Pt. i. Pref. 6 We adopt the suggestion of Ampere and use the term Kinematics for the purely geometrical science of motion in the abstract. 1882 G. M. Minchin (title) Uniplanar kinematics of solids and fluids. b. The kinematic features or properties of something. Construed as singular or plural. ΘΚΠ the world > matter > physics > mechanics > kinematics > [noun] > properties kinematics1955 1955 J. S. Beggs Mechanism ix. 273 The kinematics of the area wheel is shown in Fig. 9–11. 1973 Sci. Amer. Aug. 33/1 The kinematics of the decay required that the mass of the particle be very small, perhaps even zero. This entry has not yet been fully updated (first published 1901; most recently modified version published online June 2019). < n.1840 |
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