DISCRIMINATIVE STIMULUS By N., Sam M.S. - 36 Operant conditioning. A stimulus that increases the probablity of a response. DISCRIMINATIVE STIMULUS: "A discriminant stimulus increases the probablity of a response." Related Psychology Terms REINFORCEMENT (Reward and Punishment) REACTION TIME (Response Latency) STIMULUS (literally “goad”) LAW OF CONTIGUITY HABIT Comparison of Assessment Tools S-R LEARNING MODEL LANGUAGE (Psycholinguistics) BACKWARD CONDITIONING DISCRIMINATED OPERANT Cite this page: N., Sam M.S., "DISCRIMINATIVE STIMULUS," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/discriminative-stimulus/ (accessed June 29, 2022).