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。
• The critical reader may feel that there is a certain amount of sleight of hand in this derivation.
  严格的读者可能会觉得在这一推导中使用了一些手法。
• This paper studies the derivation of a qualitative description for the magnetization curve of saturable magnetic materials.
  本文针对饱和磁性材料，推导其磁化曲线的定性描述。
• Results from both theoretical derivation and numerical simulation prove that the proposed algorithm is correct.
  理论推导和仿真实验证明了所提算法的正确性。
• 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。
• This word is a derivation. Can you point out its root, prefix and suffix?
  这是一个派生词。你能说出它的词根、前缀和后缀吗？
• 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。
• Using the numerical calculus and derivation, the calculation model of system driving torque was established.
  通过数值计算和推导，建立了系统驱动力矩计算模型；
• 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。
• 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。