| 释义 |
derived, ppl. a.|dɪˈraɪvd|
[f. derive v. + -ed1.]
a. Drawn, obtained, descended, or deduced from a source: see the verb.
1590Shakes. Mids. N. i. i. 99, I am my Lord, as well deriu'd as he, As well possest. 1638Heywood Wise Woman iii. Wks. 1874 V. 313 A gentleman, and well deriv'd. 1661Boyle Style of Script. (1675) 157 Words and phrases, whose pithyness and copiousness, none in derived..languages can match. 1668Wilkins Real Char. 353 Derived Adverbs are capable of Inflexion by degrees of Comparison. 1881Nature No. 615. 352 The derived albumins noted as acid-albumins.
b. derived function (Math.): a differential coefficient (see coefficient 2 c).
1873B. Williamson Diff. Calc. (ed. 2) i. §6 note, The method of derived functions was introduced by Lagrange.
c. derived circuit, derived current (Electr.): a circuit or current in part of which a second conductor is introduced so as to produce a derivation; a shunt; so derived conductor.
1882Syd. Soc. Lex. s.v. Current, Derived current, the current obtained in a circuit made by the addition of a second conducting wire. 1893Munro & Jamieson's Pocket Bk. Electr. Form. (ed. 9) (Currents and Derived Circuits) A current splits among derived circuits in proportion to their conductivities.
d. derived fossils (Geol.), fossils occurring in formations other than those to which they are native. Cf. derivative a. 4 a.
1869Geol. Mag. VI. 259 We must in the first place determine whether there are any derived fossils in the bed. 1940Cement, Lime & Gravel Dec. 26 (title) Derived Upper Llandovery fossils in Bunter pebbles.
e. Mus. = borrowed ppl. a. 2 b. Cf. derivation1 1 d. |