Of or pertaining to psychology. See Note under Psychic.

Relating to the mind – thoughts and behaviour.

Of the mind and the emotions, cognitions, experiences and behaviors the mind is involved in producing, modifying or inhibiting. Anything to do with the scientific study of the mind, etc.

that pertaining to the mind, the mental make-up, the processes and strategies of the mind. Having no 'real' or objective basis but that arising from the mind.