WordNet (r) 3.0 (2006):

polyneuritic psychosis
    n 1: dementia observed during the last stages of severe chronic
         alcoholism; involves loss of memory for recent events
         although long term memory is intact [syn: alcoholic
         dementia, alcohol amnestic disorder, Korsakoff's
         psychosis, Korsakoff's syndrome, Korsakov's psychosis,
         Korsakov's syndrome, polyneuritic psychosis]