1. (noun) dissociation so severe that the usually integrated functions of consciousness and perception of self break down

• depersonalisation
• depersonalisation disorder
• depersonalisation neurosis
• depersonalization
• depersonalization disorder
• depersonalization neurosis
• fugue
• psychogenic fugue
• multiple personality
• split personality

1. (noun) dissociation so severe that the usually integrated functions of consciousness and perception of self break down

• disassociation
• dissociation
• disturbance
• folie
• mental disorder
• mental disturbance
• psychological disorder