The figurative substance of a brain: mental ability, intelligence.
The substance of a brain, as a material or foodstuff.
The intelligent person or people in a group: the director, planner, administrator, etc.
The human mind as the central force in thought, emotion, and behavior of an individual.
The human soul, mind, or spirit.
A small white butterfly, Leptosia nina, family Pieridae, of Asia and Australasia.
To put (someone) into a required psychological frame of mind.
To treat (someone) using psychoanalysis.
To intimidate (someone) emotionally using psychology.