actively

from WordNet (r) 3.0 (2006)

actively
    adv 1: in an active manner; "he participated actively in the
           war" [ant: {passively}]

from The Collaborative International Dictionary of English v.0.48

Actively \Ac"tive*ly\, adv.
   1. In an active manner; nimbly; briskly; energetically; also,
      by one's own action; voluntarily, not passively.
      [1913 Webster]

   2. (Gram.) In an active signification; as, a word used
      actively.
      [1913 Webster]