The Collaborative International Dictionary of English v.0.48:
Exulting \Ex*ult"ing\, a. Rejoicing triumphantly or exceedingly; exultant. -- Ex*ult"ing*ly, adv. [1913 Webster]WordNet (r) 3.0 (2006):
exultingly adv 1: in an exultant manner; "it was exultingly easy" [syn: exultantly, exultingly]