radii >> /ˈreɪdɪəs/
Definition: [verb] Give a rounded form to (a corner or edge)
Example: Brian carefully radiused all the sharp edges and corners
Definition: [noun] A straight line from the centre to the circumference of a circle or sphere.
Example: Thus, the area of a circle is equal to half of the product of the radius and the circumference.
Definition: [noun] The thicker and shorter of the two bones in the human forearm.
Example: Common osteoporotic fracture sites include the vertebrae, the hip, the distal radius of the forearm, and the proximal humerus.
Definition: [noun] A radially symmetric feature in an echinoderm or coelenterate, e.g. an arm of a starfish.