Source : Webster's Revised Unabridged Dictionary (1913)

Successively \Suc*ces"sive*ly\, adv.
   In a successive manner.

         The whiteness, at length, changed successively into
         blue, indigo, and violet.                --Sir I.
                                                  Newton.

Source : WordNet®

successively
     adv : in proper order or sequence; "talked to each child in turn";
           "the stable became in turn a chapel and then a movie
           theater" [syn: {in turn}]