depth charge

• Engin explosif largué depuis un navire ou un avion dans l'eau, qui explose à une profondeur prédéterminée pour détruire les sous-marins.

A military explosive device designed to be dropped from a ship or aircraft into water, detonating at a preset depth to target submerged submarines.

1. Underwater explosive weaponC1formal

   A specialized explosive device designed to be dropped from a ship or aircraft and detonate at a predetermined depth, used primarily to attack submarines.

   grenade anti-sous-marine

   • The destroyer launched a depth charge at the suspected submarine location.
   • During the war, depth charges were a key anti-submarine weapon.
   • The crew practiced deploying depth charges during the naval exercise.