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a form of behavior modification in which the removal of something after an operant (behavior) decreases the probability of the operant's recurrence.
reinforcementin psychological terms: (1) in operant conditioning, a stimulus that, when presented following a response, leads to an increase in the frequency of emission of the response in the future. Also known as a reinforcer and more colloquially as a reward; (2) the process of strengthening the frequency of a response through presenting a reinforcement. reinforce vt . negative reinforcement the strengthening of the frequency of a response by removing an aversive stimulus. See also conditioning, punishment.
1. having a value of less than zero.
2. indicating lack or absence, as coagulase-negative or Brucella-negative.
3. characterized by denial or opposition.
in animal psychology the stimuli which produce withdrawal, immobility, aversion, escape.