Radius

English-Latin

radius. n.

1. geometry A right line drawn or extending from the center of a circle to the periphery; the semidiameter of a circle or sphere.
   • radius (-ii, masc.)
2. anatomy The preaxial bone of the forearm, or brachium, corresponding to the tibia of the hind limb.
   • radius (-ii, masc.)

Latin-English

răd|ĭus, -ĭī. (ˈra.di.us) masc.

1. A rod; a spoke of a wheel or a radius of a circle; a spur; a (weaver's) shuttle; the sting of a stingray; the radius bone of the arm.
2. A ray; a beam.