radial

radial

Disposé selon des lignes qui partent d’un même centre ou s’y rejoignent.

En anglais simple : Arranged in lines that spread out from, or meet at, one central point.

• The petals form a radial pattern.
• A starfish has radial symmetry.
• The wheel's radial spokes run straight out from the centre.

Synonymes : radiating

Expressions courantes : radial symmetry, radial pattern, radial arrangement

radial

Se dit d’un pneu renforcé par des fils disposés perpendiculairement au sens de roulement.

En anglais simple : Describing a tyre strengthened with cords running across it, at right angles to the direction of travel.

• The car has radial tyres.
• Radial construction helps the tyre keep its shape.
• Most drivers now use radial tyres rather than cross-ply ones.

Contraires : cross-ply

Expressions courantes : radial tyre, radial tire, radial construction

radial

Qui concerne le segment reliant le centre d’un cercle ou d’une sphère à son bord.

En anglais simple : Related to a straight line from the centre of a circle or sphere to its edge.

• Measure the radial distance from the centre.
• The diagram shows the circle's radial dimensions.
• We calculated the radial length of each section.

Expressions courantes : radial distance, radial length, radial coordinate

radial

Qui se déplace ou agit directement vers un centre ou en s’en éloignant.

En anglais simple : Moving or acting directly towards or away from a central point.

• The particles show radial motion.
• We measured the star's radial velocity.
• A radial force pushes the ball towards the centre.

Contraires : tangential

Expressions courantes : radial velocity, radial motion, radial force

pneu radial

Pneu renforcé par des fils disposés perpendiculairement au sens de roulement.

En anglais simple : A tyre strengthened with cords running across it, at right angles to the direction of travel.

• The mechanic fitted a new radial.
• All four wheels have steel-belted radials.
• These radials should last longer than the old tyres.

Synonymes : radial tyre, radial tire

Expressions courantes : steel belted radial, fit a radial, new radial

élément radial

Pièce qui s’étend vers l’extérieur à partir d’un centre, comme un rayon de roue.

En anglais simple : A part, such as a wheel spoke, that extends outwards from a central point.

• One radial connects the hub to the rim.
• The diagram marks each radial with a number.
• Several radials extend from the central ring.

Expressions courantes : a wheel radial, a single radial

radial, fil radial

Fil déployé depuis la base d’une antenne radio pour assurer une liaison électrique avec la terre.

En anglais simple : A wire laid out from the base of a radio antenna to provide an electrical connection to earth.

• Lay each radial along the ground.
• The antenna needs several copper radials.
• We buried the radials around the base of the mast.

Synonymes : ground wire

Expressions courantes : ground radial, antenna radial, buried radial