circumference
UK /sɜːˈkʌmfɹəns/ · US /sɚˈkʌmfɹəns/ noun, verb
Forms circumferences circumferencing circumferenced
- noun (geometry) The line that bounds a circle or other two-dimensional figure.
- noun (geometry) The length of such a line.
- noun (obsolete) The surface of a round or spherical object.
- noun (graph theory) The length of the longest cycle of a graph.
- verb (obsolete, transitive) To include in a circular space; to bound.
Synonyms
Etymology
From Latin circumferentia, from circum (“around”) + ferō (“to carry”). Displaced native Old English ymbgang.
Webster’s 1913
- noun The line that goes round or encompasses a circular figure; a periphery. Millon.
- noun A circle; anything circular.
- verb To include in a circular space; to bound. [Obs.] Sir T. Browne.
Etymology [L. circumferentia.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “circumference”, CC BY-SA 4.0. Details