Source : Webster's Revised Unabridged Dictionary (1913)

Castellated \Cas"tel*la`ted\, a. [LL. castellatus, fr.
   castellare. See {Castle}.]
   1. Inclosed within a building; as, a fountain or cistern
      castellated. [Obs.] --Johnson.

   2. Furnished with turrets and battlements, like a castle;
      built in the style of a castle.

Source : WordNet®

castellated
     adj : (of a building) having turrets and battlements in the style
           of a castle [syn: {battlemented}, {castled}, {crenelated},
            {crenellated}]