A term that embodies the totality of the individual, the total constellation of the physical, psychological, and behavioral attributes of each unique person; in jungian psychology, the idealized presentation to others of all that is acceptable in one's personality; a personality assumed to mask the true one.ego, self (4). Cf.: shadow (2) [L. per, through, + sono, to sound: from the small megaphone in ancient dramatic masks, to aid in projecting the actor's voice]