What is the meaning of Psychic?

A person who possesses, or appears to possess, extra-sensory abilities such as precognition, clairvoyance, and telepathy, or who appears to be susceptible to paranormal or supernatural influences.

A person who supposedly contacts the dead; a medium.

In gnostic theologian Valentinus' triadic grouping of man the second type; a person focused on intellectual reality (the other two being hylic and pneumatic).

Relating to or having the abilities of a psychic.

Relating to the psyche or mind, or to mental activity in general.

Source: wiktionary.org