straight line

• Ligne qui ne se courbe ni ne se dévie; plus court chemin entre deux points. S'emploie aussi au sens figuré pour désigner quelque chose de direct, d'honnête ou sans détour.

A line that does not curve or bend; the shortest distance between two points. Also used figuratively to describe something direct, honest, or without deviation.

1. Geometry conceptA2formal

   The shortest distance between two points, extending infinitely in both directions with no curvature.

   Ligne droite

   • Draw a straight line between points A and B.
   • In Euclidean geometry, a straight line is the shortest path.
   • The ruler helps you draw a perfect straight line.

2. Direct or honest pathB2informal

   A figurative expression meaning a direct, honest, or straightforward course of action.

   ligne droite (au sens figuré)

   • He always follows a straight line in his business dealings.
   • She walked a straight line through her career without any detours.
   • The politician promised to stay on a straight line with his promises.