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Borrowed from a Medieval Latin lixivio, lixiviatus, or formed from the root of lixivium, lixivia, from lixivius (made into lye), from lix (ashes, lye).



lixiviate (third-person singular simple present lixiviates, present participle lixiviating, simple past and past participle lixiviated)

  1. To separate (a substance) into soluble and insoluble components through percolation; to leach.
    • 1997, Thomas Pynchon, Mason & Dixon:
      the Slaves are out in the Storm, doing their Owners’ Laundry, observing and reading each occurrence of Blood, Semen, Excrement, Saliva, Urine, Sweat, Road-Mud, dead Skin, and other such Data of Biography, whose pure form they practice Daily, before all is lixiviated ’neath Heaven.


lixiviate (comparative more lixiviate, superlative most lixiviate)

  1. Of or relating to lye or lixivium; of the quality of alkaline salts.
  2. Impregnated with salts from wood ashes.
    (Can we find and add a quotation of Boyle to this entry?)


lixiviate (plural lixiviates)

  1. leachate