LRTS refers to a Light Rail Transit System, a mode of public transportation that uses light rail vehicles to ferry passengers on designated routes. Synonyms for LRTS include Light Rail, Streetcar, Tram, Trolley, and Rapid Transit. Light Rail is an electric railway system that operates on track and can be either elevated or at ground level. A Streetcar is a railway vehicle that runs on tracks laid out on the streets. A Tram is typically a light rail system with passenger carriages that run on tracks. A Trolley, on the other hand, runs on tracks and is powered by overhead wires. Finally, Rapid Transit is an efficient rail transport system designed for high capacity and frequency of service.