behaviorism definition psychology
behaviorism. noun beÂ·havÂ·iorÂ·ism. : a school of psychology that takes the objective evidence of behavior (as measured responses to stimuli) as the only concern of its research and the only basis of its theory without reference to conscious experienceâcompare cognitive psychology. a school of psychology that takes the objective evidence of behavior (as measured responses to stimuli) as the only concern of its research and the only basis of its theory without reference to conscious experience â compare introspectionism. â beÂ·havÂ·iorÂ·isÂ·tic \-ËhÄ-vyÉ-Ëris-tik\ adjective. ADVERTISEMENT.