Traffic light (disambiguation)

The word traffic light can refer to: Traffic light (alphabet)

• One traffic light, light signal apparatus used to regulate the circulation of vehicles and pedestrians;
• One railway traffic, mechanical or light signal apparatus used to regulate the circulation of railways;
• the alphabet semaphorcommunication system using flags or mobile arms;
• the traffic lightcommunication system through signal towers;
• One traffic lightin computing, primitive for process synchronization;
• The traffic light1995 Spanish television programme;
• The bush Codariocalyx motorius, of a vulgar name "planta of the telegraph" or "planta of the semaphore".