镇定剂
Traditional form:
鎮定劑
Pinyin (reading):
zhèndìngjì
Definitions:
- tranquilizer
- depressant
- sedative
Characters:
- 镇 - calm, composed; to control, to suppress
- 定 - to decide, to fix, to settle; to order; definite, fixed, sure
- 剂 - dose; medicine; measure word for medicines
Traditional characters: