navigation light

• Luz colorida (geralmente vermelha, verde ou branca) instalada em aeronaves, embarcações ou outros veículos para indicar sua posição, direção de movimento ou status, especialmente à noite ou em condições de baixa visibilidade.

A colored light (typically red, green, or white) mounted on an aircraft, ship, or other vehicle to indicate its position, direction of travel, or status, especially during nighttime or low-visibility conditions.

1. Marine navigation lightB2formal

   A colored light (red, green, or white) displayed on a ship or boat to indicate its position, direction, and status to other vessels at night or in poor visibility.

   Luz de navegação

   • The captain checked the navigation lights before sailing at dusk.
   • Red and green navigation lights help prevent collisions at sea.
   • All vessels must display proper navigation lights after sunset.

2. Aircraft navigation lightB2formal

   A set of lights on an aircraft (typically red on the left wing, green on the right, and white on the tail) used to signal its position and orientation to other pilots.

   Luz de navegação aeronáutica

   • The pilot turned on the navigation lights before taxiing.
   • You can see the red and green navigation lights of the plane in the night sky.
   • Navigation lights are essential for safe flying in low visibility conditions.