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5 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 der·i·va·tion /ˌdɛrəˈveʃən/

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 der·i·va·tion /ˌdɛrəˈveʃən/ 名詞

From: Network Terminology


From: Webster's Revised Unabridged Dictionary (1913)

 Der·i·va·tion n.
 1. A leading or drawing off of water from a stream or source. [Obs.]
 2. The act of receiving anything from a source; the act of procuring an effect from a cause, means, or condition, as profits from capital, conclusions or opinions from evidence.
    As touching traditional communication, . . . I do not doubt but many of those truths have had the help of that derivation.   --Sir M. Hale.
 3. The act of tracing origin or descent, as in grammar or genealogy; as, the derivation of a word from an Aryan root.
 4. The state or method of being derived; the relation of origin when established or asserted.
 5. That from which a thing is derived.
 6. That which is derived; a derivative; a deduction.
    From the Euphrates into an artificial derivation of that river.   --Gibbon.
 7. Math. The operation of deducing one function from another according to some fixed law, called the law of derivation, as the operation of differentiation or of integration.
 8. Med. A drawing of humors or fluids from one part of the body to another, to relieve or lessen a morbid process.
 9. The formation of a word from its more original or radical elements; also, a statement of the origin and history of a word.

From: WordNet (r) 2.0

      n 1: the source from which something derives (i.e. comes or
           issues); "he prefers shoes of Italian derivation"
      2: (historical linguistics) an explanation of the historical
         origins of a word or phrase [syn: deriving, etymologizing]
      3: a line of reasoning that shows how a conclusion follows
         logically from accepted propositions
      4: (descriptive linguistics) the process whereby new words are
         formed from existing words or bases by affixation:
         `singer' from `sing'; `undo' from `do'
      5: inherited properties shared with others of your bloodline
         [syn: ancestry, lineage, filiation]
      6: drawing of fluid or inflammation away from a diseased part
         of the body
      7: drawing off water from its main channel as for irrigation