| radius [n] |
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| 1) | the length of a line segment between the center and circumference of a circle or sphere |
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| Synonyms : | r |
| See Also:
| length diam semidiameter radius_of_curvature |
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| 2) | a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere) |
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| Synonyms : | |
| See Also:
| straight_line |
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| 3) | a circular region whose area is indicated by the length of its radius; "they located it within a radius of 2 miles" |
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| Synonyms : | |
| See Also:
| part |
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| 4) | the outer and slightly shorter of the two bones of the human forearm |
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| Synonyms : | |
| See Also:
| arm_bone forearm |
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| 5) | support consisting of a radial member of a wheel joining the hub to the rim |
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| Synonyms : | spoke |
| See Also:
| support bicycle_wheel cartwheel wagon_wheel |
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