support consisting of a radial member of a wheel joining the hub to the rim | a section of something that is long and narrow |
the length of a line segment between the center and circumference of a circle or sphere | the linear extent in space from one end to the other; the longest dimension of something that is fixed in place |
the outer and slightly shorter of the two bones of the human forearm | continuance in time |
a circular region whose area is indicated by the length of its radius | the property of being the extent of something from beginning to end |
a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere) | size of the gap between two places |