Meaning of ān dìng:
ān dìng
安定
Adjective
stable; calm; settled
Tā de shēnghuó xiànzài hěn āndìng.
他的生活现在很安定。
His life is very stable now.
Verb
to stabilize
Zhège yào kěyǐ bāngzhù nǐ āndìng qíngxù.
这个药可以帮助你安定情绪。
This medicine can help you stabilize your emotions.
Noun
Valium; diazepam
Yīshēng gěi bìngrén kāile yīxiē āndìng lái bāngzhù tā shuìjiào.
医生给病人开了一些安定来帮助他睡觉。
The doctor prescribed some Valium to help the patient sleep.