Operant Conditioning: A type of learning where behavior is controlled by consequences. Key concepts in operant conditioning are positive reinforcement, negative reinforcement, positive punishment, and negative punishment.
Extinction: In psychology, extinction refers to the gradual weakening of a conditioned response that results in the behavior decreasing or disappearing.
Aversive Stimulus: An unpleasant event that is intended to decrease the probability of a behavior when it is presented as a consequence (e.g., scolding, spanking).