英和和英

発音

• IPA: /ˈɹeɪdi.əl/

形容詞

radial (comparative more radial, superlative most radial)

1. Arranged like rays that radiate from, or converge to, a common centre.

   The spokes on most modern bicycle wheels are tangential to the hub rather than radial.

   • 2012 March, Henry Petroski, “Opening Doors”, in American Scientist‎, volume 100, number 2, pages 112–3:

     A doorknob of whatever roundish shape is effectively a continuum of levers, with the axis of the latching mechanism—known as the spindle—being the fulcrum about which the turning takes place. Applying a force tangential to the knob is essentially equivalent to applying one perpendicular to a radial line defining the lever.

2. (geometry) Of, or relating to a radius (line joining to a geometric centre).

   What is the relationship between arc length and radial length?

   1. Moving or acting along a radius.

      radial velocity

3. (anatomy) Of, or relating to the radius bone.
4. (entomology) Of, or relating to the radius (vein), and/or the wing areas next to it.
5. (botany) Developing uniformly on all sides.
6. (of a vehicle tyre) Having reinforcing cords placed in parallel across the tyre at 90 degrees to the direction of travel, especially as contrasted with cross-ply; see also radial tyre.

派生語

名詞

radial (plural radials)

1. An item in a radial configuration, such as a spoke of a wheel.
   1. (in particular) One of a set of earthing wires arranged radially around the base of a wireless antenna.
2. A radial tire / radial tyre.
   • 1976, Paddy Chayefsky, Network, spoken by Howard Beele (Peter Finch):

     Let me have my toaster and my TV and my steel-belted radials and I won't say anything. Just leave us alone.

アナグラム

• Alarid, Ardila