Synonyms and Antonyms for radius

1. radius (n.)

the length of a line segment between the center and circumference of a circle or sphere


2. radius (n.)

a circular region whose area is indicated by the length of its radius


3. radius (n.)

a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)

Synonyms: Antonyms:

4. radius (n.)

support consisting of a radial member of a wheel joining the hub to the rim


5. radius (n.)

the outer and slightly shorter of the two bones of the human forearm