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Ivan P., Russian physiologist and Nobel laureate, 1849-1936. See: pavlovian conditioning, Pavlov method, Pavlov pouch, Pavlov stomach, Pavlov reflex.

Pavlov, Ivan Petrovich

[pav′lôv, pä′vlôf]
(1849-1936), a Russian physiologist who discovered a pattern of conditioned stimulus-reflex learning, the manner in which the physiological mechanism of digestion is controlled by the nervous system, and a theory of the causes and treatment of human neuroses.