senˈsōrēəm noun
( plural sensoriums -ēəmz ; or senso·ria -ēə)
Etymology: Late Latin, seat or organ of sensation, from Latin sensus (past participle of sentire to feel, perceive) + -orium — more at sense
1.
a. obsolete : the brain or a part of the brain regarded as the seat of the mind
b. : brain , mind — not used technically
2. : the parts of the brain that are concerned with the reception and interpretation of sensory stimuli ; broadly : the sensory apparatus including receptors, nerves, and central components
3. : a percipient apparatus
existed … only as a mechanical sensorium and active apparatus — George Santayana
a social sensorium which would serve as the equivalent of the central nervous system — Louis Wirth