名詞 anhedonia:

1. an inability to experience pleasure

an.he.do.ni.a

n.（名詞）
The absence of pleasure or the ability to experience it.
冷感，快感缺乏：缺乏快感或不能體驗(yàn)快感

來源：
New Latin anhôdonia
New Latin anhôdonia
Greek an- [without] * see a-
Greek an- [without] *參見 a-
Greek hôdonô [pleasure] * see sw3d-
Greek hôdonô [pleasure] *參見 sw3d-

【引伸】
an.hedon.ic