Source : Webster's Revised Unabridged Dictionary (1913)

Similarly \Sim"i*lar*ly\, adv.
   In a similar manner.

Source : WordNet®

similarly
     adv : in like or similar manner; "He was similarly affected";
           "some people have little power to do good, and have
           likewise little strength to resist evil"- Samuel
           Johnson [syn: {likewise}]