DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   saturation
       n 1: the process of totally saturating something with a
            substance; "the impregnation of wood with preservative";
            "the saturation of cotton with ether" [syn: impregnation,
            saturation]
       2: the act of soaking thoroughly with a liquid
       3: a condition in which a quantity no longer responds to some
          external influence
       4: chromatic purity: freedom from dilution with white and hence
          vivid in hue [syn: saturation, chroma, intensity,
          vividness]