circumference

English dictionary entry

Meanings

noun

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.
The length of the longest cycle of a graph.

verb

To include in a circular space; to bound.

Pronunciation

sûkŭm'frəns /sɜːˈkʌmfɹəns/ səkŭm'frəns /səˈkʌmfɹəns/ en-uk-circumference.ogg sərkŭm'frəns /sɚˈkʌmfɹəns/ en-us-circumference.ogg /səˈkamfɹəns/ /sə(r)ˈkəmf(ə)rəns/ /ˈsɜ(r)kəmf(ə)rəns/

Word forms

circumference circumferences circumferencing circumferenced

Etymology

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

Synonyms

Related words

diameter radius perimeter

Derived words

circumferenceless semicircumference

This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.

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