Source : Webster's Revised Unabridged Dictionary (1913)

Devoted \De*vot"ed\, a.
   Consecrated to a purpose; strongly attached; zealous; devout;
   as, a devoted admirer. -- {De*vot"ed*ly}, adv. --
   {De*vot"ed*ness}, n.

Source : WordNet®

devotedly
     adv : with devotion; "He served his master devotedly"