Radius and Range

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

Range is a synonym for radius. In some cases you can use "Range" instead a noun "Radius".

Nearby Words: radiation, radial

Range noun - Open land over which livestock may roam and feed.

Radius is a synonym for range in sphere topic. You can use "Radius" instead a noun "Range", if it concerns topics such as span, scope.

Nearby Words: ranged, rangy, ranging