set in motion

• Lancer un processus, une activité ou une série d'événements ; provoquer le début de quelque chose.

To start a process, activity, or series of events; to cause something to begin happening or operating.

1. Start a processB2formal

   To cause something to begin or to start a series of events.

   mettre en mouvement

   • The new policy set in motion a series of changes.
   • His speech set in motion a wave of protests.
   • The discovery set in motion a chain of scientific breakthroughs.