Private Automatic Exchange
Passengers
Passenger
photoemission of adsorbed xenon
Peace and Love
Pacific Atlantic Express
paired box
paired box homeotic
paired box-containing
Pan Air
Parallel Architecture Extended
Passenger Reservation System
Passenger Vessel
Patuxant
patuxent river
PAXSON COMMUNICATIONS CORP.
Paxson Communications Corporation
Penny Arcade Expo
Physical Address Extension
Pixel Addressing eXtensions
Pixel Adressing Extension
Portable Archive eXchange
Private Area Exchange