ataractic

名词 ataractic:

1. a drug used to reduce stress or tension without reducing mental clarity
   同义词：tranquilizer, tranquillizer, tranquilliser, antianxiety agent, ataractic drug, ataractic agent

形容词 ataractic:

1. tending to soothe or tranquilize
   同义词：ataraxic, sedative, tranquilizing, tranquilising

at.a.rac.tic

adj.（形容词）
Relating to or producing calmness and peace of mind.
安定的：与精神安定有关的或使精神安定的
n.（名词）
A drug that reduces nervous tension; a tranquilizer.
镇定剂：用以减缓神经紧张状态的药物；镇定药

来源：
From Greek ataraktos [undisturbed]
源自 希腊语 ataraktos [不受干扰的]
a- [not] * see a-
a- [非] *参见 a-
taraktos [disturbed] from tarassein tarak- [to disturb]
taraktos [受干扰的] 源自 tarassein tarak- [打扰]