| radius | support consisting of a radial member of a wheel joining the hub to the rim |
|---|---|
| radius | the length of a line segment between the center and circumference of a circle or sphere |
| radius | the outer and slightly shorter of the two bones of the human forearm |
| radius | a circular region whose area is indicated by the length of its radius |
| radius | a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere) |
| radius | the radius of the circle of curvature |
| radius | a line connecting a point in space to the origin of a polar coordinate system |
| radius | a line connecting a satellite to the center of the body around which it is rotating |