[ān dìng]
（生活、形势等平静稳定） stable; quiet; settled
a stable life; a settled life
安定的生活
live in quiet
过安定的生活
The situation has settled down.
局势安定了下来。
（使安定） stabilize; maintain
reassure the public; quiet the public sentiment; set people's minds at rest
安定人心
maintain social order
安定社会秩序
Wait until the excitement has settled down.
等（他的）兴奋情绪安定下来（再说）。
Take one of the tranquillizers; it will settle your nerves.
吃一片镇定药吧， 它会安定你的神经。
[药] diazepam; diazepamum; valium