ra·di·al /ˈrediəl/
 (a.)光線的,光線狀的,放射狀的,半徑的,徑向的光線,射線


 ra·di·al /ˈredɪəl/ 形容詞
 橈骨,橈側的,輻射的,放射的,半徑的,橈骨的,半徑的


 radial
 徑向


 Ra·di·al a.  Of or pertaining to a radius or ray; consisting of, or like, radii or rays; radiated; as, Bot. radial projections; Zool. radial vessels or canals; Anat. the radial artery.
 Radial symmetry. Biol. See under Symmetry.

 ◄ ►


 radial
      adj 1: relating to or near the radius; "the radial aspect of the
             forearm"
      2: relating to or moving along or having the direction of a
         radius; "radial velocity"
      3: issuing in rays from a common centerXs; relating to rays of
         light; "radial heat"
      4: arranged like rays or radii; radiating from a common center;
         "radial symmetry"; "a starlike or stellate arrangement of
         petals"; "many cities show a radial pattern of main
         highways" [syn: stellate]
      n : pneumatic tire that has radial-ply casing [syn: radial tire,
           radial-ply tire]