- passenger flight
- passenger hall
- passenger kilometer
- passenger kilometre
- passenger lift
- passenger liner
- passenger ropeway
- passenger seat
- passenger service
- passenger ship
- passenger terminal
- passenger train
- passenger transport
- passing
- passing lane
- passing point
- passport check
- path
- patrol man
- patrolling
- pavement
- pay out
- pay off
- peak hours
- pedestrian
- peak
- pedestrian bridge
- pedestrian crossing
- pedestrian passageway
- pedestrian phase
- pedestrianization
- pelorus
- pennant
- perimeter track
- permanent way
- petrol engine
- petty officer
- periodical winds
- peripheral skirt
- perpendicular amidships
- phase diagram
- phase skipping
- phasing diagram
- phasing unit
- phugoid oscillation
- pierhead
- piggyback traffic
- pilotage
- piping plan
- phosphate wagon
- photoelectric detector
- phugoid effect
- pich-up
- piggyback transport
- pilot flag
- piped rail
- pipeliner
- piracy
- pitch angle
- pitch attitude
- piggyback rail
- pile driver
- pile up
- pilot balloon
- pilot boat
- pilot cutter
- pipe cot
- Pipette method
- pitch
- pitch axis
- pitch channel
- pitching
- pivot liner
- pivotless bogie
- plastic dowel
- Plastic Limit
- picket man
- pillar buoy
- pilot
- pilot waters
- plate laying
- plate test
- platform
- platform ticket
- platform wagon
- please reply
- plot
- plotting chart
- plotting table
- plan
- plate stem
- platers" shop
- platoon
- plotting sheet
- plimsoll line
- pm peak
- pneumatic detector
- pneumatic tyre
- plate
- point