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1. Dictionary

   circumference

   /səˈkʌmf(ə)rəns/

   noun

   • 1. the enclosing boundary of a curved geometric figure, especially a circle. Similar perimeterborderboundaryedgerimvergemarginoutlinefringeboundslimitsextremityconfinesliterary:margebournskirt
   • ▪ the distance around something: "babies who have small head circumferences" Similar girthwidth

   Word Origin late Middle English: from Old French circonference, from Latin circumferentia, from circum ‘around, about’ + ferre ‘carry, bear’.

   Scrabble Points: 24

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2. www.merriam-webster.com › dictionary › circumferenceCircumference Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › circumference

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   The meaning of CIRCUMFERENCE is the perimeter of a circle. How to use circumference in a sentence. Did you know?

3. dictionary.cambridge.org › english › circumferenceCIRCUMFERENCE | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › english › circumference

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   CIRCUMFERENCE definition: 1. the line surrounding a circular space, or the length of this line: 2. the outside edge of an…. Learn more.

4. en.wikipedia.org › wiki › CircumferenceCircumference - Wikipedia

   en.wikipedia.org › wiki › Circumference

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   In geometry, the circumference (from Latin circumferens, meaning "carrying around") is the perimeter of a circle or ellipse. The circumference is the arc length of the circle, as if it were opened up and straightened out to a line segment. [1] More generally, the perimeter is the curve length around any closed figure.

5. dictionary.cambridge.org › english › circumferenceCIRCUMFERENCE definition | Cambridge English Dictionary

   dictionary.cambridge.org › english › circumference

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   CIRCUMFERENCE meaning: 1. the line surrounding a circular space, or the length of this line: 2. the outside edge of an…. Learn more.

6. www.collinsdictionary.com › english › circumferenceCIRCUMFERENCE definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › english › circumference

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   The circumference of a circle, place, or round object is the distance around its edge. ...a scientist calculating the Earth's circumference. The island is 3.5 km in circumference.

7. www.math.net › circumferenceCircumference - Math.net

   www.math.net › circumference

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   The circumference is the perimeter of a circle or an ellipse. Generally, the perimeter is defined as the length of the curve around any closed figure. However, the term "perimeter" is conventionally used to describe the distance around the boundary of a polygon.

8. www.splashlearn.com › circumference-of-a-circleCircumference of a Circle - Definition, Formula, Examples, Facts

   www.splashlearn.com › circumference-of-a-circle

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   The circumference is the length of the boundary of a circle. It is also known as the “perimeter” of a circle. Since it represents length, it is measured in units of lengths such as feet, inches, centimeters, meters, miles, or kilometers.