that has undergone lobotomy.]]A lobotomy (Greek: lobos: Lobe of brain, tomos: "cut/slice") is a form of psychosurgery, also known as a leukotomy or leucotomy (from Greek leukos: clear or white and tomos meaning "cut/slice"). It consists of cutting the connections to and from, or simply destroying, the prefrontal cortex. These procedures often result in major personality changes and possible mental retardation. Lobotomies were used in the past to treat a wide range of severe mental illnesses, i