center line

• Ligne tracée ou physique qui divise une route en deux voies de circulation en sens opposés, ou ligne de référence utilisée dans les dessins techniques et sur les terrains de sport.

A painted or physical line that divides a road into two lanes for traffic moving in opposite directions, or a reference line used in technical drawings and sports fields.

1. Road markingA2formal

   A painted line on a road that separates traffic moving in opposite directions.

   Ligne médiane

   • The driver carefully stayed to the right of the center line.
   • The center line on the highway is often yellow.
   • Do not cross the solid center line on a two-lane road.

2. Geometric axisB1formal

   A line that passes through the center of a shape, object, or area, dividing it symmetrically.

   axe central

   • The center line of the circle is its diameter.
   • The architect drew a center line through the blueprint.
   • The center line of the field marks the halfway point.