Standard Lemma guide

gyrus

noun · 2 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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  • /ˈd͡ʒaɪɹəs/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -aɪɹəs

1

noun

Meaning 1

A fold or ridge on the cerebral cortex of the brain.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, medicine, sciences

Examples

  • The sulci and gyri are the grooves and ridges, respectively.

Meaning relationships

Synonyms: gyre

Antonyms: none provided

2

noun

Meaning 2

a convex fold or elevation in the surface of the brain

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: convolution

Antonyms: none provided

Broader terms: structure, anatomical structure, complex body part, bodily structure, body structure

Narrower terms: frontal gyrus, temporal gyrus, parietal gyrus, occipital gyrus, central gyrus

History

Etymology

From Latin gȳrus (“circle”), from Ancient Greek γῦρος (gûros). Doublet of gyro and gyre.

Across languages

Translations

23 source translations are retained for this English entry.

  • Belarusian: зві́ліна (zvílina) — anatomy
  • Bulgarian: изви́вка (izvívka) — anatomy
  • Catalan: circumvolució — anatomy
  • Chinese Mandarin: 腦回 /脑回 (nǎohuí) — anatomy
  • Chinese Mandarin: 回 (huí) — anatomy
  • Czech: závit — anatomy
  • Dutch: gyrus — anatomy
  • Dutch: hersenwinding — anatomy
  • Finnish: aivopoimu — anatomy
  • French: circonvolution cérébrale — anatomy
  • French: gyrus — anatomy
  • German: Gyrus — anatomy
  • Japanese: 脳回 (nōkai) — anatomy
  • Korean: 뇌회 (noehoe) — anatomy
  • Polish: zakręt obręczy — anatomy
  • Portuguese: giro — anatomy
  • Portuguese: circunvolução — anatomy
  • Portuguese: convolução — anatomy
  • Russian: изви́лина (izvílina) — anatomy
  • Serbo-Croatian: вијуга — anatomy
  • Serbo-Croatian: vijuga — anatomy
  • Ukrainian: зви́вина (zvývyna) — anatomy
  • Vietnamese: hồi não — anatomy