| 释义 |
electromotive, a. and n.|ɪˌlɛktrəʊˈməʊtɪv|
[f. as prec. + motive a.]
A. adj. Pertaining to electromotion. electromotive force: originally, the force exhibited in the voltaic battery; in mod. use, the difference of potential which is the cause of electric currents. Also, electromotive series (see quot. 1940).
1806Davy in Phil. Trans. XCVII. 46 Permanent electro⁓motive power. 1810Henry Elem. Chem. (1826) I. 187 Zinc and copper plates..by their electromotive power. 1827J. Cumming Man. Electro Dynamics i. 1 To the power which certain agents possess, of separating the two electricities, Volta has given the name of electro⁓motive force. 1833N. Arnott Physics ii. (1865) 624 The electrical excitement, called also the electromotive force, produced in voltaic arrangements. 1878Foster Phys. i. ii. §2. 49 The electromotive force of the sciatic nerve of a frog. 1882Minchin Unipl. Kinemat. 220 The sum of the sudden changes of potential, △1+△2..is called the Electromotive Force between A and B. 1889Cent. Dict., Electromotive series. 1940Chambers's Techn. Dict. 288/2 Electromotive series, the chemical elements arranged in order of their standard electrode potentials.
B. n. [after locomotive.] A locomotive engine of which the motive power is electricity.
1887Engineer 29 July 95 The electro-motive consists of an angle iron frame supporting three platforms. |