Derivation



GRE Barron

解释

GRE 红宝书

• n. 发展, 起源; 词源
• ［英］ n. 发展, 起源 ( development or origin of words) 词源 ( first form and meaning of a word)
• ［记］ 它的动词: derive ( 派生, 得出) , 来自词根:riv ( 河流)

Webster Collegiate

noun

• Date: 15th century
• 1.
  • a.
    • (1) the formation of a word from another word or base (as by the addition of a usually noninflectional affix)
    • (2) an act of ascertaining or stating the derivation of a word
    • (3) etymology 1
  • b. the relation of a word to its base
• 2.
  • a. source, origin
  • b. descent, origination
• 3. something derived ; derivative
• 4. an act or process of deriving
• 5. a sequence of statements (as in logic or mathematics) showing that a result is a necessary consequence of previously accepted statements
• ? derivational adjective

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