A conditioned response is a learned response that occurs following a specific stimulus. Synonyms for conditioned response include learned response, acquired response and trained reaction. These terms all refer to a behavior that is developed through classical or operant conditioning. Other synonyms for conditioned response are acquired reflex and trained reflex. These words emphasize the idea that the response is not innate, but rather is developed through experience and training. In psychology, conditioned response is a key concept, and understanding its various synonyms can help to reinforce its meaning and importance in behavioral psychology.