English noun: radius |
1. | radius (attribute) the length of a line segment between the center and circumference of a circle or sphere |
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| Synonyms | r |
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| Broader (hypernym) | length |
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| Narrower (hyponym) | radius of curvature, semidiameter |
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| Part meronym | diam, diameter |
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2. | radius (shape) 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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| Broader (hypernym) | straight line |
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3. | radius (location) a circular region whose area is indicated by the length of its radius |
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| Samples | They located it within a radius of 2 miles.
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| Broader (hypernym) | part, region |
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4. | radius (body) the outer and slightly shorter of the two bones of the human forearm |
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| Broader (hypernym) | arm bone |
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| Part meronym | forearm |
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5. | radius (artifact) support consisting of a radial member of a wheel joining the hub to the rim |
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| Synonyms | spoke, wheel spoke |
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| Broader (hypernym) | support |
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| Part meronym | bicycle wheel, cartwheel, wagon wheel |
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