Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.


1. A person apparently responsive to psychic forces.
2. See medium.
adj. also psy·chi·cal (-kĭ-kəl)
1. Of, relating to, affecting, or influenced by the human mind or psyche; mental: psychic trauma; psychic energy.
a. Capable of extraordinary mental processes, such as extrasensory perception and mental telepathy.
b. Of or relating to such mental processes.

[From Greek psūkhikos, of the soul, from psūkhē, soul; see bhes- in Indo-European roots.]

psy′chi·cal·ly adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.psychical - affecting or influenced by the human mind; "psychic energy"; "psychic trauma"
mental - involving the mind or an intellectual process; "mental images of happy times"; "mental calculations"; "in a terrible mental state"; "mental suffering"; "free from mental defects"
2.psychical - outside the sphere of physical science; "psychic phenomena"
paranormal - not in accordance with scientific laws; "what seemed to be paranormal manifestations"


Relating to or performed by the mind:
References in classic literature ?
In this first lecture I shall be concerned to refute a theory which is widely held, and which I formerly held myself: the theory that the essence of everything mental is a certain quite peculiar something called "consciousness," conceived either as a relation to objects, or as a pervading quality of psychical phenomena.
Every psychical phenomenon is characterized by what the scholastics of the Middle Ages called the intentional (also the mental) inexistence of an object, and what we, although with not quite unambiguous expressions, would call relation to a content, direction towards an object (which is not here to be understood as a reality), or immanent objectivity.
This intentional inexistence is exclusively peculiar to psychical phenomena.
Apparently the Society for Psychical Research is not first in the field of curiosity concerning the Unknown.
The matter is more in the line of psychical research than medical.
It simply means that in the attack on my brain the higher psychical centres are untouched.
Who could say where the fleshly impulse ceased, or the psychical impulse began?
Why then should we worry about its detachment from our psychical selves?
95, PB, 58pp) by Algernon Blackwood tells the story of Aunt Julia, an elderly spinster with a mania for psychical research, who has the keys to the haunted house on the square.
He absolutely needs medicine for curing his psychical disorder.
John Silence: Physician Extraordinary' is about an eccentric man of science, philanthropic by nature, who specializes in cases involving psychical afflictions.
It was in that milieu that the Society for Psychical Research (SPR) was founded in London in 1882.