a mental disorder characterized by emotional outbursts, susceptibility to autosuggestion, and, often, symptoms such as paralysis that mimic the effects of physical disorders See also conversion disorder
any frenzied emotional state, esp of laughter or crying
C19: from New Latin, from Latin hystericushysteric
A complex neurosis in which psychological conflict is turned into physical symptoms, such as amnesia, blindness, and paralysis, that have no underlying physical cause. Early in his career, Sigmund Freud worked on hysteria.