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Synonyms of radius

Noun


1. radius, r, length

usage: the length of a line segment between the center and circumference of a circle or sphere

2. radius, straight line

usage: a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)

3. radius, region, part

usage: a circular region whose area is indicated by the length of its radius; "they located it within a radius of 2 miles"

4. radius, arm bone

usage: the outer and slightly shorter of the two bones of the human forearm

5. spoke, wheel spoke, radius, support

usage: support consisting of a radial member of a wheel joining the hub to the rim

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See also: radius (Dictionary)