American English

Definition of surgery noun from the Oxford Advanced American Dictionary

  

surgery

 noun
noun
NAmE//ˈsərdʒəri//
 
(pl. surgeries) [uncountable, countable]
 
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medical treatment of injuries or diseases that involves cutting open a person's body and often removing or replacing some parts; the branch of medicine connected with this treatment major/minor surgery He will require surgery on his left knee. to undergo heart surgery She had three surgeries over ten days. see also open-heart surgery, plastic surgery
See the Oxford Advanced Learner's Dictionary entry: surgery