- ABS
- Absolute Block
- Absolute Signal
- Agent
- Air Brakes
- Automatic Interlocking
- Big Hole
- Bill of Lading
- Block
- Branch
- Caboose
- Camelback
- CC&WB
- CCOR
- Clearance
- Consignee
- Control operator
- CTC
- Defect detector
- Dispatcher
- Division
- Double Over
- Double the Hill
- Dynamic brakes
- Dynamiter
- Extra Train
- GCOR
- Handbrakes
- Independent Brake
- Interchange
- Interlocking
- LCL
- Manual Block System
- Manual Interlocking
- Markers
- Milepost
- NORAC
- Operator
- ORER
- OS
- Permissive Signal
- Pick Up
- PICL
- Pissing away your air
- Priority of trains
- PTC
- Pull
- Pull Apart
- Regular Train
- Retainers
- Schedule
- Section
- Set Out
- Short Line
- Special instructions
- Spot
- Station
- Stripped Joint
- Subdivision
- Sun Kink
- Superintendent
- Superiority of trains
- Switchlist
- Timetable
- Track Bulletin
- Track Warrant
- Train
- Train Order Signal
- TT&TO
- Turnout
- TWC
- UCOR
- Unit Train
- Yard
- Yard Limits
- Yardmaster