Meaning Of Radius

n.

A right line drawn or extending from the center of a circle to the periphery; the semidiameter of a circle or sphere.

n.

The preaxial bone of the forearm, or brachium, corresponding to the tibia of the hind limb. See Illust. of Artiodactyla.

n.

A ray, or outer floret, of the capitulum of such plants as the sunflower and the daisy. See Ray, 2.

n.

The barbs of a perfect feather.

n.

Radiating organs, or color-markings, of the radiates.

n.

The movable limb of a sextant or other angular instrument.