SDpย refers to a discriminative stimulusStimulusย is defined as any change in the environment or for... More for punishment. It is a specific stimulus in the presence of which a particularย behaviorย is likely to be punished. When an individual encounters this stimulus, they learn that engaging in a certainย behaviorย will result in an aversive consequence, which decreases the likelihood of thatย behaviorย occurring in the future.
Example
A child learns that touching a hot stove (SDp) will result in pain (punishment), making it less likely that the child will touch the stove when it is on again.