Radius
WordNet

noun


(1)   Support consisting of a radial member of a wheel joining the hub to the rim
(2)   The length of a line segment between the center and circumference of a circle or sphere
(3)   The outer and slightly shorter of the two bones of the human forearm
(4)   A circular region whose area is indicated by the length of its radius
"They located it within a radius of 2 miles"
(5)   A straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)
WiktionaryText

Noun



  1. radius (bone)
  2. radius (line segment)
  3. radius (length of that line segment)
 
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