dementia [i dim3n.q ]     (순위: 13563 - 대졸 수준)   뜻  명) [정신의학] 백치, 치매, 광기 Mean  Deterioration of intellectual faculties, such as memory, concentration, and judgment, resulting from an organic disease or a disorder of the brain. 파생어 demential  [형] 예문 1. senile dementia (노인성 치매증)