derivative

名词 derivative:

1. the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx
   同义词：derived function, differential coefficient, differential, first derivative
2. a financial instrument whose value is based on another security
   同义词：derivative instrument
3. (linguistics) a word that is derived from another word

形容词 derivative:

1. resulting from or employing derivation

1. An organic derivative, such as coal or petroleum.
   有机衍生物一种有机衍生物，如煤或石油
2. Not original; derivative.
   不是原本的; 衍生的
3. A mark used as a superscript to indicate the first derivative of a variable.
   撇号置于右上角的符号，用以标明变量的第一个导数

de.riv.a.tive

adj.（形容词）
Resulting from or employing derivation:
导出的；演化的：得自由或使用派生物的：
例句：
a derivative word; a derivative process.
衍生词；推导过程

Copied or adapted from others:
拷贝的，改写的，无创意的：
例句：
a highly derivative prose style.
毫无创意的散文风格

n.Abbr. deriv.,der.（名词）缩写 deriv.,der.
Something derived.
导出物，衍生物
Linguistics A word formed from another by derivation, such aselectricity from electric.
【语言学】 衍生词：从其他词通过衍生得到的词，例如electricity（电，电力） 就是从 electric（电子） 衍生来的
Mathematics
【数学】
The limiting value of the ratio of the change in a function to the corresponding change in its independent variable.
导数：函数相应其自变量的变化率的有限值
The instantaneous rate of change of a function with respect to its variable.
函数随其变量的即时变化率
The slope of a graph of an equation at a given point.Also called differential coefficient ,fluxion
微商：方程曲线在某一给定点的斜率也作 differential coefficient,fluxion
Chemistry A compound derived or obtained from another and containing essential elements of the parent substance.
【化学】 衍生物：从另一种物质演化出来的，包含其母体的基本元素的化合物

【引伸】
deriv.atively
adv.（副词）
deriv.ativeness
n.（名词）