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Definition of extraction noun from the Oxford Advanced Learner's Dictionary

extraction

noun
 
/ɪkˈstrækʃn/
 
/ɪkˈstrækʃn/
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  1. [uncountable, countable] the act or process of removing or obtaining something from something else
    • oil/mineral/coal, etc. extraction
    • the extraction of salt from the sea
    • Commercial peat extraction is destroying many threatened habitats.
    • Methods of extraction vary from mine to mine.
  2. [uncountable] of… extraction (formal) having a particular family origin
    • an American of Hungarian extraction
    • a young American lawyer of Irish extraction
    Topics Family and relationshipsc2
  3. [countable] (specialist) the process of removing a tooth
    • I didn’t like having my teeth drilled but extractions were infinitely worse.
  4. Word Originlate Middle English: via Old French from late Latin extractio(n-), from Latin extrahere ‘draw out’, from ex- ‘out’ + trahere ‘draw’.
See extraction in the Oxford Advanced American DictionarySee extraction in the Oxford Learner's Dictionary of Academic English
alloy
noun
 
 
From the Topic
Physics and chemistry
C2
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