- arranged like radii or rays.
- having spokes, bars, lines, etc., arranged like radii, as a machine.
- made in the direction of a radius; going from the center outward or from the circumference inward along a radius: a radial cut.
- Zoology. pertaining to structures that radiate from a central point, as the arms of a starfish.
- of, like, or pertaining to a radius or a ray.
- having pistons moving inward and outward from a central point or shaft: a radial engine; a radial pump.
- noting a bearing designed primarily to take thrusts radial to the center of rotation.
- Anatomy, Entomology. of, relating to, or situated near the radius.
- acting along or in the direction of the radius of a circle: radial motion; radial velocity.
- a radial section or construction.
- Automotive. radial tire.
Origin of radial
Examples from the Web for radially
Historical Examples of radially
The radially striped central capsule, enclosed in the inner shell, envelops a large central nucleus one-third its size, fig. 3.
A circlet of radially situate infrabasals (IBB) may also be present.
The short hairs between the facets point in all directions instead of radially, as in the normal eye.Sex-linked Inheritance in Drosophila
Thomas Hunt Morgan
The sporophyll was radially extended, and along it the large sausage-shaped sporangia were attached (see fig. 98).Ancient Plants
Marie C. Stopes
They are spheric or ovoid, yellow in color, and have a thick, radially striated shell (Fig. 101).A Manual of Clinical Diagnosis
James Campbell Todd
- (of lines, bars, beams of light, etc) emanating from a common central point; arranged like the radii of a circle
- of, like, or relating to a radius or ray
- spreading out or developing uniformly on all sides
- of or relating to the arms of a starfish or similar radiating structures
- anatomy of or relating to the radius or forearm
- astronomy (of velocity) in a direction along the line of sight of a celestial object and measured by means of the red shift (or blue shift) of the spectral lines of the objectCompare tangential (def. 2)
Word Origin for radial
c.1400, "of or like a ray or radius," from Medieval Latin radialis, from Latin radius "shaft, rod; spoke of a wheel; beam of light" (see radius). As a noun, a type of tire, attested from 1965, short for radial-ply (tire). Related: Radially.
- Of, relating to, or near the radius or forearm.
- Moving or directed along a radius.
- Radiating from or converging to a common center.