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circumference

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noun cir·cum·fer·ence \sə(r)-ˈkəm(p)-fərn(t)s, -f(ə-)rən(t)s\

Simple Definition of circumference

  • : the length of a line that goes around something or that makes a circle or other round shape

  • : the outer edge of a shape or area

Full Definition of circumference

  1. 1 :  the perimeter of a circle

  2. 2 :  the external boundary or surface of a figure or object :  periphery

cir·cum·fer·en·tial play \-ˌkəm(p)-fə-ˈren(t)-shəl\ adjective

Examples of circumference

  1. What is the circumference of the Earth at the equator?

  2. The circle is 38 inches in circumference.

  3. The fence marks the circumference of the field.



Origin of circumference

Middle English, from Middle French & Latin; Middle French, from Latin circumferentia, from circumferre to carry around, from circum- + ferre to carry — more at bear


First Known Use: 14th century

Other Mathematics and Statistics Terms


CIRCUMFERENCE Defined for Kids

circumference

play
noun cir·cum·fer·ence \sər-ˈkəm-fə-rəns, -fərns\

Definition of circumference

  1. 1 :  the line that goes around a circle

  2. 2 :  a boundary line enclosing an area <A fence marks the circumference of the yard.>

  3. 3 :  the distance around something





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