Source : Webster's Revised Unabridged Dictionary (1913)

Anachronous \An*ach"ro*nous\, a.
   Containing an anachronism; anachronistic. --
   {An*ach"ro*nous*ly}, adv.

Source : WordNet®

anachronous
     adj : chronologically misplaced; "English public schools are
           anachronistic" [syn: {anachronic}, {anachronistic}]