liq·ui·fy /ˈlɪkwəˌfaɪ/
  liquify
       v 1: make (a solid substance) liquid, as by heating; "liquefy the
            silver" [syn: liquefy, liquidize, liquidise]
       2: become liquid or fluid  when heated; "the frozen fat
          liquefied" [syn: liquefy, flux]
       [also: liquified]