radial
part of speech
adjective; noun (a radial, radials)
meaning for a pupil
1) Spreading out from a centre, like the spokes of a wheel or the rays of the sun: «a radial pattern». tree →
2) (maths) To do with the radius of a circle. tree →
3) (science, body) To do with the radius bone in the forearm: «the radial artery», used to feel your pulse at the wrist. tree →
4) (noun) A radial tyre, a kind of car tyre; or a road leading out from a city centre. tree →
sense in the lessons
In maths it links to the radius and circles; in science and PE you find your radial pulse at the wrist; in nature, starfish and flowers have radial symmetry. Phrases: «radial symmetry», «radial pulse», «radial roads», «radial tyres».
examples
- A starfish has radial symmetry, with arms spreading from the middle. tree →
- Find your radial pulse on the thumb side of your wrist. tree →
- The city's radial roads lead out like spokes. tree →
- A spider's web has radial threads and spiral threads. tree →
- Daisies show a radial pattern of petals. tree →
- The mechanic fitted four new radials to the car. tree →
note
Related: radius (plural radii), radiate, radiation. Maths: the radius goes from the centre of a circle to its edge; the diameter is twice the radius. Radial symmetry means you can cut it in many ways through the centre and get matching parts.
Trees and pragmatics
Every meaning and example of «radial» parsed by Mova, each sentence with its dependency tree and frames.