starting signal

• Signal, souvent visuel ou sonore, qui indique le début d'un événement, d'une course ou d'un processus.

A signal, often visual or audible, that indicates the beginning of an event, race, or process.

1. Signal to begin a raceB1formal

   A visual or audible cue that marks the official start of a race or competition.

   signal de départ

   • The runners waited for the starting signal.
   • The referee fired a gun as the starting signal.
   • A loud horn served as the starting signal for the marathon.

2. Initiation of an eventB2formal

   An event or action that marks the beginning of a process or activity.

   signal de départ

   • The CEO's speech was the starting signal for the new project.
   • The bell was the starting signal for the school day.
   • The announcement served as the starting signal for the sale.