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nounthe length of a line segment between the center and circumference of a circle or sphere
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nounsupport consisting of a radial member of a wheel joining the hub to the rim
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nouna circular region whose area is indicated by the length of its radius
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nouna straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)type of:
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nounthe outer and slightly shorter of the two bones of the human forearm
Synonyms & Similar Words