Source : Webster's Revised Unabridged Dictionary (1913)

Ecstatically \Ec*stat"ic*al*ly\, adv.
   Rapturously; ravishingly.

Source : WordNet®

ecstatically
     adv : in an ecstatic manner; "he reacted ecstatically to my plan
           to travel to Africa" [syn: {rapturously}, {rhapsodically}]