Radial \Ra"di*al\, a. [Cf. F. radial. See Radius.]

Of or pertaining to a radius or ray; consisting of, or like, radii or rays; radiated; as, (Bot.) radial projections; (Zo["o]l.) radial vessels or canals; (Anat.) the radial artery.

Radial symmetry. (Biol.) See under Symmetry.

Source: Webster's Revised Unabridged Dictionary (1913)