hemispherectomy

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English[edit]

Etymology[edit]

From hemisphere + -ectomy.

Noun[edit]

hemispherectomy (plural hemispherectomies)

  1. (neurosurgery) Surgical removal of a hemisphere (i.e., one-half) 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. -- Christine Kennelly, The New Yorker, July 3, 2005, p.36.