- [uncountable, countable]
the origin or development of something, especially a word （尤指词语的）起源，由来，派生 a word of Greek derivation 源自希腊语的词
- [uncountable]
the action of obtaining something from a source or origin 派生： 从来源或来源获得某些东西的动作the derivation of scientific laws from observation 基于观察的科学规律的获取
Word Originlate Middle English (denoting the drawing of a fluid, especially pus or blood; also in the sense ‘formation of a word from another word’): from Latin derivatio(n-), from the verb derivare, from de- ‘down, away’ + rivus ‘brook, stream’.