A light railway, also known as a tramway or a streetcar, is a form of transportation used in urban areas. Other synonyms for light railway include a trolley, light rail transit (LRT), people mover, monorail, and rapid transit. The term trolley refers to an electric-powered vehicle that runs on tracks and typically operates within a city or town centre. LRT is used to describe a railway system that operates on a dedicated track and has fewer stops than a traditional commuter rail system. People mover is a small automated transportation system that moves passengers within a specific area. Monorail is a track system with a single rail used for passenger and freight transportation. Rapid transit is a high-speed railway system that provides quick transportation for commuters.