deadlight

• Postigo o tapa resistente que se coloca sobre una lumbrera o portillo de un barco, normalmente cerrado durante tormentas para impedir que entre agua.

A strong shutter or cover used over a ship's porthole, typically closed during stormy weather to prevent water from entering.

1. Ship's porthole shutterC1formal

   A strong, watertight shutter or cover used to protect a ship's porthole during stormy or rough weather.

   Tapas de portilla

   • The crew secured the deadlights before the storm hit.
   • He closed the deadlight to prevent water from entering the cabin.
   • The old ship had heavy brass deadlights on all its portholes.