radiosurgery
noun
ra·dio·sur·gery ˌrā-dē-ō-ˈsərj-rē 
-ˈsər-jə-rē
: surgery using precisely targeted radiation to destroy tissue without cutting
Example Sentences
Recent Examples on the Web Research Medical is not the only local institution that offers stereotactic radiosurgery, though. 
Andy Marso, kansascity.com, 23 June 2017 The University of Kansas Health System performs advanced radiosurgery with a device called the Novalis Tx, and the Sarah Cannon Cancer Institute at Menorah Medical Center uses a device called CyberKnife. Andy Marso, kansascity.com, 23 June 2017
Andy Marso, kansascity.com, 23 June 2017 The University of Kansas Health System performs advanced radiosurgery with a device called the Novalis Tx, and the Sarah Cannon Cancer Institute at Menorah Medical Center uses a device called CyberKnife. Andy Marso, kansascity.com, 23 June 2017 Word History
First Known Use
1933, in the meaning defined above
Medical Definition
radiosurgery
noun
ra·dio·sur·gery -ˈsərj-(ə-)rē
plural radiosurgeries
1
: surgery by means of a radio knife
2
: stereotactic radiosurgery