extraction : Idioms & Phrases


mineral extraction

  • noun crushing and separating ore into valuable substances or waste by any of a variety of techniques
    mineral processing; ore processing; beneficiation; ore dressing; mineral dressing.
WordNet

The extraction of roots

  • . (Math.) (a) The operation of finding the root of a given number or quantity. (b) The method or rule by which the operation is performed; evolution.
Webster 1913