Definition of "surgery"

(medicine, usually uncountable) A procedure involving major incisions to remove, repair, or replace a part of a body.  examples

(medicine) The medical specialty related to the performance of surgical procedures.  examples

A room or department where surgery is performed.  quotations  examples

(Britain) A doctor's office.  examples

(Britain) Any arrangement where people arrive and wait for an interview with certain people, particularly a politician. cf. clinic.  examples

(finance, bankruptcy, slang) A pre-packaged bankruptcy or "quick bankruptcy".

(topology) The production of a manifold by removing parts of one manifold and replacing them with corresponding parts of others.

(by extension, figurative) Drastic changes made to anything.  quotations  examples