- 铁道部 tiědàobù Ministry of RailwaysMinistry of Railways (MOR); this government body was disbanded in 2013 and its functions were absorbed by the [[交通运输部|交通運輸部|jiao1 tong1 yun4 shu1 bu4]]
- 铁道兵 tiědàobīng railway corpsThe branch of a military responsible for railway construction and maintenance; also refers to a soldier within such a unit.
- 地下铁道 dìxiàtiědào subwayA railway system built underground to ease urban traffic; often shortened to [[地铁|地鐵|di4 tie3]] or [[地下铁|地下鐵|di4 xia4 tie3]]
- 高架铁道 gāojiàtiědào elevated railwayoverhead or elevated railway; elevated railroad