Definitions for "Depersonalisation"
emotional dissociative disorder in which there is loss of contact with your own personal reality accompanied by feelings of unreality and strangeness
(existentialism) a loss of personal identity; a feeling of being an anonymous cog in a stupid social machine
a feeling of some change in the self, associated with a sense of detachment from one's own body. Perception fails to awaken a feeling of reality, actions seem mechanical and the patient feels like an apathetic spectator of his own activities.
representing a human being as a physical thing deprived of personal qualities or individuality; "according to Marx, treating labor as a commodity exemplified the reification of the individual"