altruistically

from WordNet (r) 3.0 (2006)

altruistically
    adv 1: in an altruistic manner; "he acted selflessly when he
           helped the old lady in distress" [syn: {altruistically},
           {selflessly}]

from The Collaborative International Dictionary of English v.0.48

Altruistic \Al`tru*is"tic\, a. [Cf. F. altruiste, a. See
   {Altruism}..]
   Regardful of others; beneficent; unselfish; -- opposed to
   {egoistic} or {selfish}. --Bain. -- {Al`tru*is"tic*al*ly},
   adv.
   [1913 Webster]