arranged like rays or radii from a central point or axis, or having parts that are arranged in this way

ofdenoting a tyre: having that has the cords of its fabric running at right angles to the circumference of the tyre: compare crossply

said of a road: leading from the centre of a town outwards

relating to or in the region of the radius¹ (bone in the forearm)

a radial tyre

a radial body part, e.g. an artery

any line in a system of radial lines