support consisting of a radial member of a wheel joining the hub to the rim | acrobatic revolutions with the body turned sideways and the arms and legs outstretched like the spokes of a wheel |
the length of a line segment between the center and circumference of a circle or sphere | a wheel that has wooden spokes and a metal rim |
the outer and slightly shorter of the two bones of the human forearm | a dollar made of silver |
a circular region whose area is indicated by the length of its radius | |
a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere) | |