Standard Lemma guide

hemispherectomy

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • rhymes with -ɛktəmi

1

noun

Meaning 1

Surgical removal of a hemisphere of the brain, usually performed to control otherwise uncontrollable epilepsy.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree English hemisphere Proto-Indo-European *h1éǵh Proto-Indo-European *-s Proto-Indo-European *h1eǵhs Proto-Hellenic *eks Ancient Greek ἐκ (ek) Ancient Greek ἐκ- (ek-) Proto-Indo-European *temh1- Proto-Indo-European *-né- Ancient Greek τέμνω (témnō) Ancient Greek ἐκτέμνω (ektémnō) Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Ancient Greek -ᾱ (-ā) Ancient Greek -η (-ē) Ancient Greek ἐκτομή (ektomḗ)der. English -ectomy English hemispherectomy From hemisphere + -ectomy.

Across languages

Translations

9 source translations are retained for this English entry.

  • Catalan: hemisferectomia — surgical removal of a brain hemisphere
  • Dutch: hemisferectomie — surgical removal of a brain hemisphere
  • French: hémisphérectomie — surgical removal of a brain hemisphere
  • German: Hemisphärektomie — surgical removal of a brain hemisphere
  • Italian: emisferectomia — surgical removal of a brain hemisphere
  • Polish: hemisferektomia — surgical removal of a brain hemisphere
  • Portuguese: hemisferectomia — surgical removal of a brain hemisphere
  • Spanish: hemisferectomía — surgical removal of a brain hemisphere
  • Swedish: hemisfärotomi — surgical removal of a brain hemisphere