The Collaborative International Dictionary of English v.0.48:
Interrogatively \In`ter*rog"a*tive*ly\, adv. In the form of, or by means of, a question; in an interrogative manner. [1913 Webster]WordNet (r) 3.0 (2006):
interrogatively adv 1: in a questioning format 2: with curiosity; "the baby looked around curiously" [syn: curiously, inquisitively, interrogatively]