topectomy Surg.
(təˈpɛktəmɪ)
[f. topo- + -ectomy.]
An operation in which specific areas are removed from the frontal lobe of the cerebral cortex as a treatment for mental illness.
| 1948 Newsweek 29 Mar. 47/3 In the new operation, called a topectomy, the brain fibers are not cut. 1967 [see gyrectomy]. |