signaling device
[/ˈsɪɡnəlɪŋ dɪˈvaɪs/]
nounpl: signaling devices
dispositivo de sinalização
1. A mechanical, electronic, or visual tool used to transmit information or warning messages over a distance
The railway uses signaling devices to control train traffic safely.
A ferrovia usa dispositivos de sinalização para controlar o tráfego de trens com segurança.
2. Equipment designed to communicate danger, instructions, or status through lights, sounds, or other indicators
Emergency vehicles rely on flashing lights as signaling devices to alert other drivers.
Os veículos de emergência usam luzes piscantes como dispositivos de sinalização para alertar outros motoristas.
3. Any apparatus that produces a detectable signal to convey meaning or coordinate activity
The factory installed new signaling devices to improve worker safety on the assembly line.
A fábrica instalou novos dispositivos de sinalização para melhorar a segurança dos trabalhadores na linha de montagem.
In Brazil, signaling devices are crucial in traffic safety and industrial operations, particularly in São Paulo's heavy traffic and Rio's transportation systems. The term is formally used in technical and safety documentation, while casual speech may favor simpler alternatives like 'sinal' (signal) or 'aviso' (warning). In the USA, signaling devices are integral to railroad operations, traffic management, and emergency response systems.
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