| 单词 | radial |
| 释义 | radial —radiality, n. —radially, adv. /ray"dee euhl/, adj. 1. arranged like radii or rays. 2. having spokes, bars, lines, etc., arranged like radii, as a machine. 3. made in the direction of a radius; going from the center outward or from the circumference inward along a radius: a radial cut. 4. Zool. pertaining to structures that radiate from a central point, as the arms of a starfish. 5. of, like, or pertaining to a radius or a ray. 6. Mach. a. having pistons moving inward and outward from a central point or shaft: a radial engine; a radial pump. b. noting a bearing designed primarily to take thrusts radial to the center of rotation. 7. Anat. , Entomol. of, pertaining to, or situated near the radius. 8. acting along or in the direction of the radius of a circle: radial motion; radial velocity. n. 9. a radial section or construction. 10. Auto. See radial tire. [1560-70; < ML radialis, equiv. to L radi(us) beam, ray (see RADIUS) + -alis -AL1] |
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