circumference

Pronunciation

• (UK) enPR: sûrkŭm'frəns, IPA ^(key): /sɜːˈkʌm.frəns/
• (US) enPR: sûrkŭm'frəns, IPA ^(key): /sɝːˈkʌm.frəns/

• Audio (US)

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• Audio (UK)

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• Hyphenation: cir‧cum‧fer‧ence

Noun

Singular circumference

Plural circumferences

1. (countable) The circumference of a circle or other round shape is the length around it.

   The circumference of a circle is $\pi d$.