of or pertaining to the mind

mental powers; mental suffering.

of, pertaining to, or affected by a disorder of the mind

a mental patient; mental illness.

providing care for persons with disordered minds, emotions, etc.

a mental hospital.

performed by or existing in the mind

mental arithmetic; a mental note.

pertaining to intellectuals or intellectual activity.

Informal . slightly daft; out of one's mind; crazy

He's mental.

Informal . a person with a psychological disorder

a fascist group made up largely of mentals.

adjective

body , physical , balanced , sane

adjective

brainy * , cerebral , clairvoyant , deep , heavy , ideological , imaginative , immaterial , inner , intellective , intellectual , mysterious , phrenic , psychic , psychical , psychological , rational , reasoning , spiritual , subconscious , subjective , subliminal , telepathic , thinking , thoughtful , unreal , deranged , disturbed , fruity , loco , lunatic , mad , maniac , mentally ill , mindless , non compos mentis , nuts * , nutsy , psychiatric , psychotic , unbalanced , unstable , appercipient , cognitive , conceptual , crazed , insane , intelligent , mentalistic , metaphysical , mind , noological