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Added 9 October 2026

circumference

/sɜːˈkʌmfɹəns/ noun

In Latin: circumferentia Wiktionary

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about circumference at Wordnik → Where our words come from →

The line that bounds a circle or other two-dimensional figure.
The length of such a line.
The surface of a round or spherical object.

verb

To include in a circular space; to bound.

Origin

From Latin circumferentia, from circum (“around”) + ferō (“to carry”). Displaced native Old English ymbgang.

From Wiktionary, via Kaikki.org (CC BY-SA)

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