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English definition of “surgery”

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surgery

noun [C/U]  /ˈsɜr·dʒə·ri/ us  
the treatment of injuries or diseases by cutting open the body and removing or repairing the damaged part, or an operation of this type: [U] He had undergone open-heart surgery two years ago. [U] I’m recovering from back surgery, so it’s going to be awhile before I can ride a horse again. [C] She has undergone several surgeries and will require more. Br The surgery is a doctor’s office where you go to be examined.
surgical
adjective [not gradable]  /ˈsɜr·dʒɪ·kəl/ us  
surgical equipment/procedures
(Definition of surgery from the Cambridge Academic Content Dictionary © Cambridge University Press)
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