Depersonalization
WordNet
noun
(1) 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"
(2) (existentialism) a loss of personal identity; a feeling of being an anonymous cog in a stupid social machine
(3) Emotional dissociative disorder in which there is loss of contact with your own personal reality accompanied by feelings of unreality and strangeness