The Collaborative International Dictionary of English v.0.48:
Ambitiously \Am*bi"tious*ly\, adv. In an ambitious manner. [1913 Webster]WordNet (r) 3.0 (2006):
ambitiously adv 1: with ambition; in an ambitious and energetic manner; "she pursued her goals ambitiously" [syn: ambitiously, determinedly] [ant: unambitiously]