sphincter.
sphincter, muscle of the anus;
Meaning & usage
The sphincter, the muscle of the anus.
Where this word comes from
Borrowed from Ancient Greek σφῐγκτήρ (sphĭnktḗr, “lace, band; contractile muscle”), from σφῐ́γγω (sphĭ́ngō, “to bind tight or fast”) + -τήρ (-tḗr, “-er, -or”, nominal suffix).
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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.