RADIUS
- straight line from the center of a circle to the circumference
- bone of the forearm
- (Latin) the shorter and thicker of the two arm bones [n RADII or RADIUSES] / to give a rounded form to [v RADIUSED, RADIUSING, RADIUSES]
- a straight line from the center of a circle to the circumference [n RADII, RADIUSES] / to give a rounded form to [v RADIUSED, RADIUSES, RADIUSING]