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Definition of RADIUS
Pronunciation : RADIUS

noun : RADIUS

Source:WordNet 3.1

  • 1. (

    ) the length of a line segment between the center and circumference of a circle or sphere ;

  • 2. (

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

  • 3. (

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

  • 4. (

    ) the outer and slightly shorter of the two bones of the human forearm ;

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