Dictionary.com
Thesaurus.com

encephalotomy

American  
[en-sef-uh-lot-uh-mee] / ɛnˌsɛf əˈlɒt ə mi /

noun

plural

encephalotomies
  1. surgical incision or dissection of the brain.


Etymology

Origin of encephalotomy

encephalo- + -tomy