bicameral mind; bicameralism
A psychology term referring to Julian Jaynes's theory of a two-chambered mentality in early human consciousness.
Julian Jaynes argued that ancient people had a bicameral mind.
Compound of 二 (ni, 'two') + 分 (bun, 'divide') + 心 (shin, 'mind'), likely a direct translation of the English term 'bicameral mind'.