| 释义 |
diverge, v.|dɪˈvɜːdʒ, daɪ-|
[ad. mod.L. dīvergĕre, f. dī-, dis- 1 + vergĕre to bend, turn, incline, verge. Cf. F. diverger, Sp., Pg. divergir.]
1. intr. To proceed in different directions from a point or from each other, as lines, rays of light, etc. The opposite of converge 1.
1665Hooke Microgr. 69 The Rays..will after the refraction..diverge and spread. 1704Newton Optics i. axiom vi, Homogeneal Rays..shall afterwards diverge from so many other points, or be parallel to so many other lines, or converge to so many other points. 1782Cowper Hope 303 Ethelred's house, the centre of six ways, Diverging each from each, like equal rays. 1816Keatinge Trav. (1817) II. 232 The mountains here diverge, in a fan-like form. 1851Richardson Geol. (1855) 148 The anticlinal line is that elevated central point from which the strata diverge.
b. transf. and fig. To take different courses; to turn off from a track or course; to differ in opinion or character; to deviate from a typical form or normal state.
1856E. A. Bond Russia at close 16th C. (Hakl. Soc.) Introd. 27 Brought up to the practice of medicine, he diverged to the profession of astrology. 1856Dove Logic Chr. Faith v. i. §2. 264 We may diverge, either into the region of morals..or into the region of matter. 1860Tyndall Glac. i. iii. 31, I diverged from the track. 1867J. Martineau Ess. II. 377 This is the point..at which Aristotle diverges from Plato.
c. Math. Said of an infinite series the sum of which increases indefinitely as the number of terms is increased. Opp. to converge 1 c.
1796Hutton Math. Dict. II. 436 When the terms grow larger and larger, the Series is called a diverging one, because that by collecting the terms continually, the successive sums diverge, or go always farther and farther from the true value or radix of the Series.
2. trans. To cause (lines or rays) to branch off in different directions; to make divergent, deflect.
1748Phil. Trans. XLV. 187 The electrified Jet or Stream..is diverged into several divergent Rays. 1758J. Dollond in Phil. Trans. L. 740 In general the crown glass seems to diverge the light rather the least. c1865J. Wylde in Circ. Sc. I. 260/1 An electric current diverges a magnetic needle. 1879H. Grubb in Proc. R. Dubl. Soc. 184 The makers [of stereoscopes] have got so accustomed to diverging their eyes, that..they require little or no divergent power. |
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