WordNet (r) 3.0 (2006):

Minnesota Multiphasic Personality Inventory
    n 1: a self-report personality inventory consisting of 550 items
         that describe feelings or actions which the person is asked
         to agree with or disagree with; many scales estimating
         traits and qualities of personality have been developed
         using MMPI items [syn: Minnesota Multiphasic Personality
         Inventory, MMPI]