ra·di·al /ˈredɪəl/ 形容詞
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.
adj 1: relating to or near the radius; "the radial aspect of the
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,