单词：ataraxic 

形容词

• 
  [1.a.ataraxic] (同义词:[ataractic( n. 镇静剂, 安定药 adj. 镇静剂的 )]  [ataraxic( n. 镇静剂, 安定药 adj. 镇静剂的 )]  [sedative( adj. 镇静的, 止痛的 n. 镇静剂, 止痛药 )]  [tranquilizing]  [tranquillizing]  [tranquilising]  [tranquillising]  )
• 
  注释列句：tending to soothe or tranquilize; "valium has a tranquilizing effect"; "took a hot drink with sedative properties before going to bed"
• 近义词 -> [depressant( adj. 有镇静作用的 n. 镇静剂 )] 
  派生词 -> [ataraxia( n. 心神安宁, 不动心(亦作ataraxy) )]