- Poros
- porous
- porous coordination polymer
- porous glass
- porous silicon
- porpetti
- porphyrin
- Porphyrios
- porpoise
- porridge
- port
- portability
- portable
- portable audio amplifier
- portable audio player
- portable battery
- portable computer
- Portable Data File 417
- portable document format
- portable hard disk
- portable headphone amplifier
- portable life support system
- portable media player
- portable music player
- portable navigation device