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circumference
/ səˌkʌmfəˈrɛnʃəl; səˈkʌmfərəns /
noun
- the boundary of a specific area or geometric figure, esp of a circle
- the length of a closed geometric curve, esp of a circle. The circumference of a circle is equal to the diameter multiplied by π
circumference
/ sər-kŭm′fər-əns /
- The boundary line of a circle.
- The boundary line of a figure, area, or object.
- The length of such a boundary. The circumference of a circle is computed by multiplying the diameter by pi.
circumference
- The measure of the distance around a circle.
Derived Forms
- circumferential, adjective
- cirˌcumferˈentially, adverb
Word History and Origins
Origin of circumference1
Word History and Origins
Origin of circumference1
Example Sentences
A review of 35 studies examined whether consuming cinnamon could affect waist circumference, which is linked to increased body fat levels.
A rider’s entire journey, including flights, ferries and public transit, must equal a total distance equivalent to 40,000km – the circumference of the Earth’s equator.
But missing data meant they could not account for the effect of family history, insulin resistance or waist circumference, which are more strongly associated with diabetes.
Why do we use the Greek letter π for the ratio between a circle’s circumference and diameter?
This yielded data on waist circumference, blood pressure, cholesterol, triglycerides and insulin levels, which were aggregated to obtain a risk index for metabolic syndrome.
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