For information about the ADA, including the revised 2010 ADA regulations, please visit the Department's website www.ADA.gov; or, for answers to specific questions, call the toll-free ADA Information Line at 800-514-0301 (Voice) or 800-514-0383 (TTY).
Definition of altruism. 1  1 : unselfish regard for or devotion to the welfare of others charitable acts motivated purely by altruism. 2  2 : behavior by an animal that is not beneficial to or may be harmful to itself but that benefits others of its species.
(redirected from Altruistic behavior) Also found in: Dictionary, Thesaurus, Medical, Legal, Wikipedia. Related to Altruistic behavior: Altruists. (Äl`troÍoÄ­z`Ém), concept in philosophy and psychology that holds that the interests of others, rather than of the self, can motivate an individual. The term was invented in the 19th cent. by the French philosopher Auguste ComteComte, Auguste.