| radial | (n) pneumatic tire that has radial-ply casing, Syn. radial-ply tire, radial tire |
| radial | (adj) relating to or near the radius, Example: the radial aspect of the forearm |
| radial | (adj) relating to or moving along or having the direction of a radius, Example: radial velocity |
| radial | (adj) issuing in rays from a common center; relating to rays of light, Example: radial heat |
| radial | (adj) arranged like rays or radii; radiating from a common center, Syn. radiate, stellate, Example: radial symmetry; a starlike or stellate arrangement of petals; many cities show a radial pattern of main highways |
| radial artery | (n) branch of the brachial artery beginning below the elbow and extending down the forearm around the wrist and into the palm, Syn. arteria radialis |
| radial asymmetry | (n) the absence of symmetry about an axis, Ant. radial symmetry |
| radial engine | (n) an internal-combustion engine having cylinders arranged radially around a central crankcase, Syn. rotary engine |
| radial keratotomy | (n) radial pattern of incisions in the cornea that cause the cornea to bulge; performed to correct myopia |
| radially | (adv) in a radial manner, Example: an imaginative dispersal of the pews radially from the central focus of the pulpit |
| Radial | 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; (Zool.) radial vessels or canals; (Anat.) the radial artery. [ 1913 Webster ]
Radial symmetry. (Biol.) See under Symmetry. [ 1913 Webster ]
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| Radiale | ‖n.; pl. Radialia [ NL. See Radial. ] 1. (Anat.) The bone or cartilage of the carpus which articulates with the radius and corresponds to the scaphoid bone in man. [ 1913 Webster ] 2. pl. (Zool.) Radial plates in the calyx of a crinoid. [ 1913 Webster ] |
| Radial engine | . (Mach.) An engine, usually an internal-combustion engine of a certain type (the
radial type) having several cylinders arranged radially like the spokes of a complete wheel. The
semiradial engine has radiating cylinders on only one side of the crank shaft. [ Webster 1913 Suppl. ] |
| Radially | adv. In a radial manner. [ 1913 Webster ] |
| Radial tire | . (Automobiles) a motor vehicle tire in which the cords run at right angles to the plane of the tire (considered as a disk). [ PJC ] |
