adj :  of, relating to, or according with the psychoanalytic theories or practices of Melanie Klein Kleinian n 
 
Klein, Melanie (1882-1960), Austrian psychoanalyst. Klein made major contributions to psychoanalysis, and her work had great influence on the developing science of child psychology and psychiatry. She did pioneering research on the psychoanalysis of young children.
 
 
 
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