sensibles, special See ARISTOTLE, FACULTY PSY -. CHOLOG. sensorium, the seat and cause of sensation in the brain of humans and other animals. The term is not part of contemporary psychological parlance; it belongs to prebehavioral, prescientific psychology, especially of the seventeenth and eighteenth centuries. Only creatures possessed of a sensorium were thought capable of bodily and perceptual sensations. Some thinkers believed that the sensorium, when excited, also produced muscular activity and motion. G.A.G.