silencer

• Dispositif fixé au canon d'une arme à feu pour réduire le bruit du tir, ou élément du système d'échappement d'un véhicule servant à atténuer le bruit du moteur.

A noun referring to a device attached to a firearm's muzzle to reduce the sound of firing, or a component in a vehicle's exhaust system designed to muffle engine noise.

1. Firearm attachmentB2formal

   A short tube attached to the muzzle of a gun that reduces the sound of firing.

   Silencieux d'arme à feu

   • The assassin used a silencer to avoid detection.
   • He attached the silencer to his pistol before entering the building.
   • Silencers are heavily regulated in many countries.

   Synonymesmoderatorsuppressor

2. Vehicle exhaust componentB1formal

   A tubular acoustic device inserted in the exhaust system of a vehicle to reduce noise.

   Silencieux d'échappement

   • The car's silencer needed replacement after the accident.
   • A damaged silencer can make the engine sound very loud.
   • He installed a new silencer to pass the noise test.

   Synonymesmuffler