derivation

英 [ˌderɪˈveɪʃn]

美 [ˌderɪˈveɪʃn]

n.  (尤指词语的)起源，由来，派生

复数：derivations　

CET6GRETEM8医学

BNC.15834 / COCA.20388

牛津词典

noun

• （尤指词语的）起源，由来，派生
  the origin or development of sth, especially a word
  1. a word of Greek derivation
     由希腊语派生的词

柯林斯词典

• N-VAR 起源;由来;(尤指)词源
  Thederivationof something, especially a word, is its origin or source.
  1. The derivation of its name is obscure...
     其名字的由来鲜为人知。
  2. The word is of old French derivation.
     该词源于古法语。

英英释义

noun

• the act of deriving something or obtaining something from a source or origin
• drawing off water from its main channel as for irrigation
• drawing of fluid or inflammation away from a diseased part of the body
• inherited properties shared with others of your bloodline
  Synonym:ancestrylineagefiliation
• a line of reasoning that shows how a conclusion follows logically from accepted propositions
• (historical linguistics) an explanation of the historical origins of a word or phrase
  Synonym:derivingetymologizing
• the source or origin from which something derives (i.e. comes or issues)
  1. he prefers shoes of Italian derivation
  2. music of Turkish derivation
• (descriptive linguistics) the process whereby new words are formed from existing words or bases by affixation
  1. `singer' from `sing' or `undo' from `do' are examples of derivations

双语例句

• The word is of old French derivation.
  该词源于古法语。
• "CSD-DA merit-based comparative method" is proposed after the circuit modeling and mathematical derivation.
  经过电路建模和数学推导提出了“CSD-DA择优比较法”。
• This process of adding more than one affix to a free morpheme is termed complex derivation.
  这个过程中加入一个以上的词缀一个自由词素称为复杂的推导。
• A simplified derivation of superconvergent perturbation for quantum system by means of unitary transformation directly are given.
  直接用酉变换给出量子系统超收敛微扰的简化推导。
• Most system testers approach this derivation based on their intuition and experiences.
  大部分的系统测试者是基于他们的直觉和经验实践着这种做法。
• The derivation methods of Lorentz transformation according to invariance of light speed and principle of relativity are commented.
  评论了仅仅依据光速不变假设和相对性原理推导洛伦兹变换公式的方法。
• The concept of void existed in Hindu Philosophy-hence the derivation of a symbol for it.
  空的概念存在于印度哲学里&因此引出了一个相关的符号。
• By a theoretical derivation of BP and RM algorithms, the algorithms are the same on principle.
  通过对BP算法和RM算法的理论推导，从原理上说明了两种算法的一致性。
• The derivation process of the formulas and calculation method is described in detail.
  详细叙述了改进计算式的推导过程及计算方法。
• And according to its origin, it can be divided into direct measurement parameter and the derivation parameter.
  参数数量很多，按其来源可以分为直测参数和派生参数。