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ENGLISH · A WORD WITH POSSIBILITIES

gyrus.

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

5 characters2 syllables approx.English language

Meaning & usage

noun/ˈd͡ʒaɪɹəs/
  1. A fold or ridge on the cerebral cortex of the brain.

    The sulci and gyri are the grooves and ridges, respectively.
Where this word comes from

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

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.