extract vs lixiviate

extract

verb
  • To withdraw by expression, distillation, or other mechanical or chemical process. Compare abstract (transitive verb). 

  • To select parts of a whole 

  • To determine (a root of a number). 

  • To take by selection; to choose out; to cite or quote, as a passage from a book. 

  • To draw out; to pull out; to remove forcibly from a fixed position, as by traction or suction, etc. 

noun
  • A decoction, solution, or infusion made by drawing out from any substance that which gives it its essential and characteristic virtue 

  • Something that is extracted or drawn out. 

  • Ancestry; descent. 

  • A draft or copy of writing; a certified copy of the proceedings in an action and the judgment therein, with an order for execution. 

  • Any substance extracted is such a way, and characteristic of that from which it is obtained 

  • A solid preparation obtained by evaporating a solution of a drug, etc., or the fresh juice of a plant (distinguished from an abstract). 

  • A portion of a book or document, incorporated distinctly in another work; a citation; a quotation. 

lixiviate

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

adj
  • Impregnated with salts from wood ashes. 

  • Of or relating to lye or lixivium; of the quality of alkaline salts. 

noun
  • leachate 

How often have the words extract and lixiviate occurred in a corpus of books? (source: Google Ngram Viewer )