tranquillize

verb

1. （尤指用镇定剂）使平静，使安定
   to make a person or an animal calm or unconscious, especially by giving them a drug (= a tranquillizer )

The spellings tranquilize in American English, and tranquillise in British English, are also used. 美国英语亦拼作 tranquilize，英国英语亦拼作 tranquillise。


1. VERB (用镇静剂)使安定，使镇静，使昏睡
   To tranquillize a person or an animal means to make them become calm, sleepy, or unconscious by means of a drug.
   1. This powerful drug is used to tranquilize patients undergoing surgery.
      这种强效药剂被用来麻醉手术病人。

verb

1. cause to be calm or quiet as by administering a sedative to
   1. The patient must be sedated before the operation

   Synonym:    sedatecalmtranquilizetranquillise

2. make calm or still
   1. quiet the dragons of worry and fear

   Synonym:    calmcalm downquiettranquilizetranquillisequietenlullstill