首页derivativederivative英英释意

derivative

英 [dɪ'rɪvətɪv] 美[də'rɪvətɪv]
  • n. [化学] 衍生物,派生物;导数
  • adj. 派生的;引出的

英英释意


1. the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx
2. a financial instrument whose value is based on another security
3. (linguistics) a word that is derived from another word;
"`electricity' is a derivative of `electric'"