Discriminative Stimulus

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Synonyms

Cue (in psychology); Discriminative cue

Definition

A discriminative stimulus is an environmental event that sets (signals) occasions during which a behavioral response has a significant consequence such as the presentation or withholding of a reinforcer. Discriminative stimuli may be present either in the external environment (exteroceptive stimuli) or the internal environment (interoceptive stimuli).

Cross-References

Drug Discrimination