(medicine) A procedure involving major incisions to remove, repair, or replace a part of a body. / (medicine) The medical specialty related to the performance of surgical procedures.

plural of surgery

Anything overly complex, detailed or confusing.

Alternative form of aesthetic surgery

(medicine) Surgery which alters a person's physical appearance, performed not for health reasons but in order to increase his or her beauty or physical appeal; cosmetic surgery.

Any surgery using a laser to cut tissue instead of a scalpel. / The field thereof.

(topology) The removal of a solid torus from a 3-dimensional manifold, followed by its being replaced via a homeomorphism of its boundary.

Surgery on any part of the nervous system, especially the brain; neurosurgery. / (uncountable, idiomatic) Something that is overly complex, detailed or confusing.

(medicine) Surgery using a fibre-optic laparoscope through a small incision, either for examination or treatment

(surgery, military, colloquial) Surgery performed rapidly in a military field hospital to stabilize the patient as quickly as possible.