RADII

Definition of RADII

  1. (noun)the length of a line segment between the center and circumference of a circle or sphere
  2. (noun)a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)
  3. (noun)a circular region whose area is indicated by the length of its radius
  4. (noun)the outer and slightly shorter of the two bones of the human forearm
  5. (noun)support consisting of a radial member of a wheel joining the hub to the rim