WordNet sense 1 (a conveyance that transports passengers or freight in carriers suspended from cables and supported by a series of towers):

ropeway, tramway, aerial tramway, cable tramway

WordNet sense 2 (a four-wheeled wagon that runs on tracks in a mine):

tramcar

WordNet sense 3 (a wheeled vehicle that runs on rails and is propelled by electricity):

streetcar, trolley, trolley car