rubicon

• Nom propre désignant une limite ou un seuil qui, une fois franchi, entraîne une décision ou un engagement irréversible, utilisé dans un contexte historique ou figuré.

A proper noun referring to a boundary or limit that, once crossed, leads to an irreversible decision or commitment, often used in historical or figurative contexts.

indénombrable · nom propre

1. Historical riverC1formal

   A small river in northern Italy that served as the boundary between Italy and Gaul in ancient times. Julius Caesar's crossing of this river in 49 BC with his army was considered an act of war, leading to the Roman Civil War.

   Rubicon (rivière)

   • Caesar's decision to cross the Rubicon was a pivotal moment in Roman history.
   • The Rubicon marked the limit of Caesar's legal authority.
   • Historians still debate the exact location of the ancient Rubicon.

2. Point of no returnB2formal

   A figurative boundary or limit that, once crossed, commits a person to a course of action that cannot be reversed.

   point de non-retour

   • By signing the contract, he crossed the Rubicon and could not back out.
   • The company's decision to launch the product was its Rubicon.
   • She knew that confessing her feelings would be crossing the Rubicon.

   Synonymespoint of no return