Radius

Noun

  • (geometry) A line segment between any point on the circumference of a circle and its center/centre.
  • (entomology) One of the major veins of the insect wing, between the subcosta and the media
  • (zoology) The lighter bone (or fused portion of bone) in the forelimb of an animal.
  • (geometry) The length of this line segment.
  • (anatomy) The long bone in the forearm, on the side of the thumb.

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