lixiviate

present singular third person lixiviates · participle present lixiviating · participle past lixiviated · past lixiviated

1. To separate (a substance) into soluble and insoluble components through percolation; to leach.

   […]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.

   1997, Thomas Pynchon, Mason & Dixon, New York: Henry Holt and Company, →ISBN, →OCLC, pages 88–89

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.

   but we cou'd not, by this way, discern the least acidity in our arsenical solution, but rather a manifest sign of an urinous or lixiviate quality

   1685, Robert Boyle, Short Memoirs for the Natural Experimental History of Mineral Waters

plural lixiviates

1. leachate