鬱症

(1)a mental state characterized by a pessimistic sense of inadequacy and a despondent lack of activity

(2)力量不足であるという悲観的な感情と、非活動的な意気消沈が特徴の精神状態

(3)a state of depression and anhedonia so severe as to require clinical intervention

(4)臨床的措置が必要な程度に重篤な抑鬱、快感消失状態