hemispherectomy
nounEtymology From hemisphere + -ectomy.
1
Surgical removal of a hemisphere of the brain, usually performed to control otherwise uncontrollable epilepsy.
- So Lacy's parents had brought her to Johns Hopkins for a hemispherectomy, which is probably the most radical procedure in neurosurgery.2005 July 3, Christine Kennelly, The New Yorker, page 36: