Circumference and Radius

Related words

Circumference noun - The distance around a round body.

Usage example: the circumference of the earth at the equator

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Radius and circumference are semantically related. In some cases you can use "Radius" instead a noun "Circumference".

Nearby Word: circumferential

Radius noun - A straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere).

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Circumference and radius are semantically related. You can use "Circumference" instead a noun "Radius".

Nearby Words: radiation, radial

Since the series deals with some seriously warped spacetime, a locally determined value for Pi (the ratio between the circumference and radius of a circle, which is not constant in curved space) is a physical property she suspects might be useful to know while testing and exploring.

Source: Literature / The Way Series
The ratio of circumference and diameter of circle is not fixed in non-Euclidean geometry, but it converges to pi (with its regular value) for small radius.

Source: Oxymoronic Being
There's also 2*pi, the ratio of a circle's radius to its circumference.

Source: Arc Number

Cite this Source

Radius and Circumference. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/circumference/radius

Circumference & Radius. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/circumference/radius>.

Radius or Circumference. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/circumference/radius.

Google Ngram Viewer shows how "circumference" and "radius" have occurred on timeline