#reinforcing_stimulus__reinforcer__reinforcement  (psychology) a stimulus that strengthens or weakens the behavior that produced it
  supertype:  stimulus__stimulation__stimulant__input  any stimulating information or event; acts to arouse action
  subtype:  positive_reinforcing_stimulus__positive_reinforcer  a reinforcing stimulus that serves to increase the likelihood of the response that produces it
  subtype:  negative_reinforcing_stimulus__negative_reinforcer  a reinforcing stimulus whose removal serves to decrease the likelihood of the response that produced it

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