radius
(reɪdiəs )
Word forms: radii (reɪdiaɪ )
1. singular noun
The radius around a particular point is the distance from it in any direction.
Nigel has searched for work in a ten-mile radius around his home.
2. countable noun
The radius of a circle is the distance from its centre to its outside edge.
He indicated a semicircle with a radius of about thirty miles. [+ of]
Vocabulary Builder
SKELETON collarbone humerus skull ulna radius vertebrae pelvis breastbone kneecap ribs spine femur fibula tibia Collocations:
blast radius
Fortunately the nearest house was beyond the calculated blast radius.
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With that amount of ordnance, at least one other house was in the blast radius.
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The blast radius was visible along the shattered windows of nearby buildings.
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This peak pressure, or blast overpressure point, generates a positive pressure during blast wave propagation and results in the dispersal of positive pressure across the blast radius.
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It was reported that if the gas was ignited, the blast radius would cover at least a half mile, essentially incinerating the business district of the town.
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Translations:
Chinese: 范围, 半径
Japanese: 半径, 半径
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