seal off

• Verbe à particule signifiant fermer ou bloquer complètement une zone ou un conteneur afin d'empêcher toute entrée, sortie ou fuite.

A phrasal verb meaning to close or block an area or container completely to prevent entry, exit, or leakage.

indénombrable · transitif · phrasal, séparable

1. Close or block accessformal

   To prevent people from entering or leaving an area, usually for safety or security reasons.

   condamner/fermer hermétiquement

   • The police sealed off the street after the accident.
   • The building was sealed off due to a gas leak.
   • Authorities sealed off the area to investigate the crime scene.

   Synonymesbarricadeblockadeclose offcordon offencloseisolatequarantineshut off

   Antonymesopenunblockunseal

2. Make airtight or watertightformal

   To close something completely so that air, water, or other substances cannot pass through.

   rendre étanche

   • They sealed off the pipe to prevent water from leaking.
   • The container was sealed off to keep the contents fresh.
   • He sealed off the windows to stop the draft.

   Synonymescaulkclose upcorkplugsealstop up

   Antonymesopenunseal

Verbe de baseseal