| 释义 |
depolarize, v.|dɪˈpəʊləraɪz|
[de- II. 1.]
trans. To deprive of polarity; to reverse or destroy the effect of polarization. a. Optics. To change the direction of polarization of (a polarized ray) so that it is no longer arrested by the analyzer in a polariscope.
1819Edin. Rev. XXXII. 180 The light becomes depolarised. 1854J. Scoffern in Orr's Circ. Sc., Chem. 76 The interposition of the mica must have depolarized the ray.
b. Electr. and Magn. To deprive of polarity. Also fig.
1860O. W. Holmes Prof. Breakf.-t. i, To depolarize every fixed religious idea in the mind by changing the word which stands for it. 1866E. Hopkins in Athenæum 22 Sept. 369/3 The iron is hard, and requires to be depolarized like a steel bar.
Hence deˈpolarized ppl. a., deˈpolarizing vbl. n. and ppl. a. Also depolariˈzation, the action or process of depolarizing.
1815Brewster in Phil. Trans. 29 (title) Experiments on the Depolarization of Light. 1818Whewell in Todhunter Acc. W.'s Wks. (1876) II. 31 The neutral and depolarizing axes. 1860O. W. Holmes Prof. Breakf.-t. i, Scepticism is afraid to trust its truths in depolarized words. 1871B. Stewart Heat §193 Forbes was able to prove the circular polarization and depolarization of heat. |