Definitions for "Discriminative Stimulus"
in operant conditioning, a stimulus that indicates the likelihood that a particular response will be reinforced. 246
A stimulus that becomes an occasion for an operant response; for example, a knock that leads one to open the door. See also operant behavior.
level: Comprehensive (3) [ order by level] An antecedent that reliably predicts what reinforcement or nonreinforcement will follow a particular behavior.