'radius' in a sentence
Learn how to use 'radius' with 2 example sentences.
- radius noun
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: the length of a line segment between the center and circumference of a circle or sphere
: a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)
: a circular region whose area is indicated by the length of its radius
: the outer and slightly shorter of the two bones of the human forearm
: support consisting of a radial member of a wheel joining the hub to the rim
Its radius must be thirty meters at least.
We deliver your order free of charge within a 20-mile radius.