Glossary of maritime terminology
- PA System
- Painter
- Panamax Vessel
- Papa
- Parachute Flare
- Parachute Rocket Flare
- Parcel Tanker
- PCC
- PCTC
- Personal Flotation Device
- PFD
- Phonetic Alphabet
- Pier
- Pilot
- Pilot Boat
- Pilot House
- Pilot Ladder
- Pilotage
- Pilotage Dues
- Pipelaying Vessel
- Pit Log
- Pitometer Speed Log
- Place of Refuge
- Plate Heat Exchanger
- Plate Type Cooler
- Platform Supply Vessel
- Plimsoll Line
- PLV
- PMS
- Poop Deck
- Port
- Port (Left)
- Port Management
- Port-of-Call
- Porthole
- Portside
- Post-Panamax Vessel
- Power Management System
- Products Tanker
- Project Cargo
- Promenade Deck
- Propane Carrier
- Propeller
- Propeller Hub
- Propeller Shaft
- Provisions Crane
- PSV
- Public Address System
- Pumpman
- Pure Car and Truck Carrier
- Pure Car Carrier
- Purser
- Pusher
- Pusher Boat
- Pusher Tug