radial

adjective

• 1of or arranged like rays or the radii of a circle; diverging in lines from a common center.
• (or a road or route) running directly from a town or city center to an outlying district.
• denoting a tire in which the layers of fabric have their cords running at right angles to the circumference of the tire and the tread is strengthened by further layers around the circumference. Compare with bias-ply.

• 2 Anatomy & Zoology of or relating to the radius.

noun

• 1a radial tire.

• 2a radial road.

• 3 Zoology a supporting ray in a fish’s fin.

• 4short for radial engine.