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any of a group of severe mental disorders in which the ego's functioning is impaired, including pathological intoxication, delirium tremens, Korsakoff's psychosis, and acute hallucinosis. It is characterized by brain damage or dysfunction that results from excessive alcohol use.
Loss of contact with reality that results from acute or chronic alcohol use. Examples are pathological intoxication, delirium tremens, Korsakoff's psychosis, and acute hallucinosis.See: acute alcoholism; acute alcoholic hallucinosis; delirium tremens; intoxication; Korsakoff's syndrome
See also: psychosis