As a distinguishing epithet of a proper name (usually as postmodifier). Surgery and Medicine. Designating or relating to surgery performed to treat…

Medicine and Surgery. Of a surgical or endoscopic procedure: performed in order to examine a part of the body, esp. as an aid to diagnosis. Also…

Of, relating to, or designating plastic surgery (see plastic surgery n. at compounds 2b).

Of or relating to electrosurgery.

Applied to the system of antiseptic surgery invented by Sir Joseph (later Lord) Lister.

Medicine. Of an injury (esp. a fracture) or a surgical operation: involving the exposure of an internal part of the body. Cf. sense 2b.

Of or relating to neurosurgery.

Of, relating to, or of the nature of a micro-operation.

Of surgery: improving or modifying the appearance. Of prosthetic devices: re-creating or imitating the normal appearance.

Of or relating to microsurgery.

Using both surgery and radiotherapy. Cf. radiosurgery, n. 1.

Not causing trauma or injury; applied spec. to surgical instruments or techniques that minimize injurious effects.

Of or relating to cryosurgery; produced by or used in cryosurgery.