what is derealization
Derealization or derealisation (sometimes abbreviated as DR) is an alteration in the perception or experience of the external world so that it seems unreal.Other symptoms include feeling as though one's environment is lacking in spontaneity, emotional colouring and depth.he detachment of derealization can be described as an immaterial substance that separates a person from the outside world, such as a sensory fog, pane of glass, or veil.