circumference

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English

English Wikipedia has an article on:
Wikipedia
Circumference and diameter

Etymology

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

Pronunciation

  • (UK) enPR: sûkŭm'frəns, IPA(key): /sɜːˈkʌm.fɹəns/, enPR: səkŭm'frəns, IPA(key): /səˈkʌm.fɹəns/
    • (file)
  • (US) enPR: sûrkŭm'frəns, IPA(key): /sɝːˈkʌm.fɹəns/, enPR: sərkŭm'frəns, IPA(key): /sɚˈkʌm.fɹəns/
  • (General Australian) enPR: səkŭm'frəns, IPA(key): /səˈkam.fɹəns/
  • Hyphenation: cir‧cum‧fer‧ence
  • Rhymes: -əns

Noun

circumference (plural circumferences)

  1. (geometry) The line that bounds a circle or other two-dimensional figure.
  2. (geometry) The length of such a line.
  3. (obsolete) The surface of a round or spherical object.
  4. (graph theory) The length of the longest cycle of a graph.

Synonyms

Related terms

Translations

Verb

circumference (third-person singular simple present circumferences, present participle circumferencing, simple past and past participle circumferenced)

  1. (obsolete, transitive) To include in a circular space; to bound.