An intelligent person.
A part of the brain, especially associated with particular mental functions, abilities, etc.
Mind.
A loose compartment of a backpack that straps on over the top opening.
An intellectual or mental capacity.
A person who provides the intelligence required for something.
By analogy with a human brain, the part of a machine or computer that performs calculations.
Oral sex.
Intellect.
The control center of the central nervous system of an animal located in the skull which is responsible for perception, cognition, attention, memory, emotion, and action.
To strike (someone) on the head.
To destroy; to put an end to.
To dash out the brains of; to kill by smashing the skull.
Someone skilled in dialectics: someone able to arrive at logical conclusions through reasoned argument.
Someone skilled in dialectical materialism: someone able to arrive at socio-political conclusions through consideration of class differences.
Someone knowledgable about dialects.
Someone skilled in dialectical idealism: someone able to arrive at historical conclusions through consideration of contradictions.