| Acronym | Sense | Language | Topics |
|---|---|---|---|
| PIP | Payload Integration Plan | In English | → Astronautics |
| PIP | Payload Interface Plan | In English | → Astronautics |
| PIRCS | Payload Interactive Requirements Collection System | In English | → Astronautics |
| PITG | Payload Integration Task Group | In English | → Astronautics |
| PITS | Payload Integration Test Set | In English | → Astronautics |
| PITS | Payload Interface Test System | In English | → Astronautics |
| PIVR | Payload Interface Verification Requirement | In English | → Astronautics |
| PIVS | Payload Integration and Verification Simulator | In English | → Astronautics |
| PIVS | Payload Interface Verification Summary | In English | → Astronautics |
| PKM | Perigee Kick Motor | In English | → Mechanical engineering |
| PL | Payload | In English | → Astronautics |
| PL | Postlanding | In English | → Aeronautics, aircraft → Astronautics |
| PL | Prelaunch | In English | → Astronautics |
| PL | Propellant Loading | In English | → Astronautics |
| PLA | Parachute Location Aid | In English | → Aeronautics, aircraft → Astronautics |
| PLACE | Position Location Aircraft Communications Equipment | In English | → Aeronautics, aircraft |
| PLAN | Payload Activity Network | In English | → Astronautics |
| PLB | Payload Bay | In English | → Astronautics |
| PLBD | Payload Bay Doors | In English | → Astronautics |
| PLBD | Payload Bay Door | In English | → Astronautics |
| PLC | Propellant Loading Console | In English | → Astronautics |
| PLCC | Payload Launch Control Center | In English | → Astronautics |
| PLDF | Payload Data File | In English | → Files → Astronautics |
| PLH | Payload Handling | In English | → Astronautics |
| PLHX | Payload Heat Exchanger | In English | → Energy economics → Astronautics |
| PLI | Propellant-Level Indicator | In English | → Astronautics |
| PLIC | Payload Intelligent Controller | In English | → Astronautics |
| PLIM | Payload Installation Mechanism | In English | → Astronautics |
| PLIM | Propellant Linear Insulation Matrix | In English | → Astronautics |
| PLIMHR | Payload Integration Management Hardware Review | In English | → Management → Computer hardware → Astronautics |
| PLIMR | Payload Integration Management Review | In English | → Management → Astronautics |
| PLINS | Payload Integration Schedule | In English | → Astronautics |
| PLM | Payload Management | In English | → Astronautics |
| PLM | Payload Monitoring | In English | → Astronautics |
| PLPS | Propellant Loading and Pressurization System | In English | → Astronautics |
| PLRV | Payload Launch Readiness Verification | In English | → Astronautics |
| PLS | Payload Simulator | In English | → Astronautics |
| PLS | Payload System | In English | → Astronautics |
| PLS | Personnel Launch System | In English | → Aeronautics, aircraft → Astronautics |
| PLS | Postlanding and Safing | In English | → Aeronautics, aircraft → Astronautics |
| PLS | Primary Landing Site | In English | → Aeronautics, aircraft → Astronautics |
| PLS | Propellant Loading System | In English | → Astronautics |
| PLSL | Propellants and Life Support Laboratory | In English | → Research institutes → Astronautics |
| PLSP | Payload Signal Processor | In English | → Astronautics |
| PLSR | Postlaunch Service Review | In English | → Astronautics |
| PLV | Payload Vehicle | In English | → Astronautics |
| PLV | Postlanding Valve | In English | → Aeronautics, aircraft → Astronautics |
| PLV | Postlanding Ventilation | In English | → Aeronautics, aircraft → Astronautics |
| PLVC | Postlanding Vent Control | In English | → Aeronautics, aircraft → Astronautics |
| PM | Payload Management | In English | → Management → Astronautics |
| PM | Propulsion Module | In English | |
| PM | Payload Midbody | In English | → Astronautics |
| PM | Payload Module | In English | → Astronautics |
| PMALS | Preliminary Miniature Air-Launched System | In English | → Aeronautics, aircraft → Astronautics |
| PMC | Payload Monitoring Control | In English | → Astronautics |
| PMC | Permanently Manned Capability | In English | → Astronautics |
| PMD | Propellant Management Device | In English | → Astronautics |
| PMDM | Payload Multiplexer/Demultiplexer | In English | → Astronautics |
| PMF | Perigee Motor Firing | In English | |
| PMI | Punch Motive International | In English | → Automobile manufacturing |
| PMM | Planetary Mission Module | In English | → Astronautics |
| PMP | Prelaunch Monitor Program | In English | → Human-computer interaction → Astronautics |
| PMR | Payload Manifest Review | In English | → Astronautics |
| PMR | Payload Manifesting Review | In English | → Astronautics |
| PMR | Payload Mixing Review | In English | → Astronautics |
| PMS | Payload Mounting Structure | In English | → Mechanical engineering → Astronautics |
| PMV | Permanent Manned Vehicle | In English | → Astronautics |
| POC | Payload Operations Center | In English | → Astronautics |
| POCC | Payload/Platform Operations Control Center | In English | → Astronautics |
| POCC | Payload Operations Control Center | In English | → Astronautics |
| POD | Payload Operations Division | In English | → Astronautics |
| POD | Precision Orbit Determination | In English | → Astronautics |
| PODTG | Precision Orbit Determination Task Group | In English | → Astronautics |
| POE | Pilot Operational Equipment | In English | → Aeronautics, aircraft → Astronautics |
| POEM | Polar Orbiting Earth Mission | In English | → Astronautics → Astronomy → Earth sciences |
| POGO | Polar Orbiting Geophysical Observatory | In English | → Geophysics → Astronautics |
| POGS | Polar-Orbiting Geomagnetic Survey | In English | → Geophysics → Astronautics |
| POIC | Payload Operations Integration Center | In English | → Astronautics |
| POP | Perpendicular to Orbit Plane | In English | → Astronautics |
| POP | Polar-Orbiting Platform | In English | → Astronautics |
| POP | Preflight Operations Procedure | In English | → Aeronautics, aircraft → Astronautics |
| POP | Prelaunch Operations Plan | In English | → Aeronautics, aircraft → Astronautics |
| PORSEC | Pan Ocean Remote Sensing Conference | In English | → Congresses → Astronautics → Marine research, oceanography |
| POST | Payload Operations Support Team | In English | → Astronautics |
| POST | Program to Ootimize Simulated Trajectories | In English | → Aeronautics, aircraft → Astronautics |
| POV | Proximity Operations Vehicle | In English | |
| POV | Privately Owned Vehicle | In English | → Transport and postal services |
| POWG | Payload Operations Working Group | In English | → Astronautics |
| POWG | Payload Orbital Working Group | In English | → Astronautics |
| PPC | Payload Preparation Complex | In English | → Astronautics |
| PPCU | Partial Payload Checkout Unit | In English | → Astronautics |
| PPF | Payload Processing Facility | In English | → Astronautics |
| PPL | Production Payload | In English | → Astronautics |
| PPM | Payload Project Manager | In English | → Management → Astronautics |
| PPP | Payload Patch Panel | In English | → Astronautics |
| PPR | Payload Preparation Room | In English | → Astronautics |
| PPS | Partial-Pressure Suit | In English | → Astronautics |
| PPS | Payload Pointing System | In English | → Astronautics |
| PPS | Primary Propulsion System | In English | |
| PPT | Prelaunch Package Test | In English | → 67973 → Astronautics |
| PPTE | Periodica Polytechnica Transportation Engineering | In English | → Serial publications, periodicals → Transport and postal services |
| PQGS | Propellant Quantity Gauging System | In English | → Astronautics |
| PrAA | Progress in Astronautics and Aeronautics | In English | → Serial publications, periodicals → Astronautics → Aeronautics, aircraft |
| PrAeS | Progress in Aerospace Sciences | In English | → Serial publications, periodicals → Astronomy → Aeronautics, aircraft → Astronautics |
| PRB | Parachute Refurbishment Building | In English | → Aeronautics, aircraft → Astronautics |
| PRD | Payload Requirements Document | In English | → Astronautics |
| PREDIT | Programme National de Recherche et d'Innovation dans les Transports Terrestres | In French | → Transport and postal services |
| PrEx | Propellants and Explosives | In English | → Serial publications, periodicals |
| PrExP | Propellants and Explosives Pyrotechnics | In English | → Serial publications, periodicals |
| PRIS | Payload Remote Integration System | In English | → Astronautics |
| PRK | Prix de Revient Kilométrique | In French | → Prices → Automobile manufacturing |
| PRL | Payload Retention Latch | In English | → Astronautics |
| PRLA | Payload Retention Latch Actuator | In English | → Astronautics |
| PRLA | Payload Retention Latch Assembly | In English | → Astronautics |
| PRM | Payload Retention Mechanism | In English | → Mechanical engineering → Astronautics |
| PRM | Posigrade Rocket Motor | In English | → Astronautics |
| PRR | Preflight Readiness Review | In English | → Aeronautics, aircraft → Astronautics |
| PRRB | Payload Requirements Review Board | In English | → Astronautics |
| PRS | Payload Retention System | In English | → Astronautics |
| PRTLS | Powered Return To Launch Site | In English | → Astronautics |
| PS | Parachute System | In English | → Aeronautics, aircraft → Astronautics |
| PS | Payload Specialist | In English | → Astronautics |
| PS | Payload Station | In English | → Astronautics |
| PS | Payload Support | In English | → Astronautics |
| PSA | Payload Service Area | In English | → Astronautics |
| PSA | Payload Support Avionics | In English | → Aeronautics, aircraft → Astronautics |
| PSBLS | Permanent Space-Based Logistics System | In English | → Maintenance and logistics → Astronautics |
| PSC | Payload Support Contractor | In English | → Astronautics |
| PSC | Planetary Spacecraft | In English | → Astronautics |
| PSCL | Propellant Systems Cleaning Laboratory | In English | → Research institutes → Astronautics |
| PSDE | Payload and Spacecraft Development and Experimentation | In English | → Astronautics |
| PSDF | Propulsion System Development Facility | In English | |
| PSDP | Payload Station Distribution Panel | In English | → Astronautics |
| PSDP | Payload System Distribution Panel | In English | → Astronautics |
| PSE | Payload Service Equipment | In English | → Astronautics |
| PSE | Payload Support Engineer | In English | → Astronautics |
| PSE | Payload Support Equipment | In English | → Astronautics |
| PSF | Propellant Servicing Facility | In English | → Astronautics |
| PSIG | Propulsion Systems Integration Group | In English | → Astronautics |
| PSM | Propellant Storage Module | In English | → Astronautics |
| PSO | Polskie Składy Oponiarskie | In Polish | → Automobile manufacturing → Poland |
| PSP | Payload Signal Processor | In English | → Astronautics |
| PSP | Payload Specialist Panel | In English | → Astronautics |
| PSP | Payload Support Plan | In English | → Astronautics |
| PSP | Planetary Scan Platform | In English | → Astronautics |
| PSP | Planetary Scan Probe | In English | → Astronautics |
| PSR | Payload Safety Review | In English | → Accidents, risks, safety → Astronautics |
| PSS | Propulsion Support System | In English | |
| PSS | Payload Specialist Station | In English | → Astronautics |
| PSS | Payload Status System | In English | → Astronautics |
| PSS | Payload Support System | In English | → Astronautics |
| PSS | Propellant Supply Subsystem | In English | → Aeronautics, aircraft → Astronautics |
| PSS | Propulsion Subsystem | In English | |
| PSSP | Payload Specialist Station Panel | In English | → Astronautics |
| PSTL | Pressure Model Static and Transient Launch Configuration | In English | → Astronautics |
| PSV | Planetary Space Vehicle | In English | → Astronautics |
| PSV | Probability of Vehicle Success | In English | → Astronautics |
| PSW | Paris Space Week | In English | → Congresses → Astronautics |
| PT | Propulsion Test | In English | |
| PTA | Propulsion Test Article | In English | |
| PTB | Payload Timing Buffer | In English | → Astronautics |
| PTCC | Propulsion Test Control Center | In English | → Astronautics |
| PTCS | Propellant Tanking Computer System | In English | → Computer hardware → Astronautics |
| PTS | Payload Test Set | In English | → Astronautics |
| PTS | Payload Transportation System | In English | → Astronautics |
| PTSF | Payload Trunnion Support Fixture | In English | → Astronautics |
| PTV | Pathfinder Test Vehicle | In English | → Astronautics |
| PU | Propellant Unit | In English | → Astronautics |
| PU | Propellant Utilization | In English | → Astronautics |
| PUCS | Propellant Utilization Control System | In English | → Astronautics |
| PUGS | Propellant Utilization and Gauging System | In English | → Astronautics |
| PUV | Propellant Utilization Valve | In English | → Astronautics |
| PVA | Preburner Valve Actuator | In English | → Astronautics |
| PVA | Propellant Valve Actuator | In English | → Astronautics |
| PVDS | Propellant Vent and Drain System | In English | → Astronautics |
| PVED | Propulsion And Vehicle Engineering Division | In English | |
| PVO | Pioneer Venus Orbiter | In English | → Astronautics → Astronomy |
| PVT | Preflight Verification Test | In English | → Aeronautics, aircraft → Astronautics |
| PVT | Pyrotechnic Verification Test | In English | → Astronautics |
| PWA | Pratt and Whitney Aircraft | In English | → Aeronautics, aircraft |
| PWT | Propulsion Wind Tunnel | In English | |
| PZMKiMK | Polski Zwiazek Modelarzy Kolejowych i Milosników Kolei | In Polish | → Entertainment → Rail transport engineering |
| QMS | Qualification Model Spacecraft | In English | → Astronautics |
| QRSL | Quick-Reaction Space Laboratory | In English | → Research institutes → Astronautics |
| QTV | Qualification Test Vehicle | In English | → Astronautics |
| RADO | Radiation Dosimetry | In English | → Radioactivity → Astronautics → Astronomy |
| RADO-HTR | Radiation Dosimetry - High Temperature Ratio | In English | → Radioactivity → Astronautics → Astronomy |
| RAE | Royal Aerospace Establishment | In English | → Aeronautics, aircraft → Astronautics |
| RAéS | Réseau Recherche Aéronautique sur le Supersonique | In French | → Aeronautics, aircraft |
| RAI | Radar Altimeter Indicator | In English | → Aeronautics, aircraft → Astronautics |
| RAI | Roll Attitude Indicator | In English | → Astronautics |
| RAI | Rijwiel en Automobiel Industrie | In Dutch | → Automobile manufacturing |
| RALPH | Reduction and Acquisition Of Lunar Pulse Heights | In English | → Astronomy → Astronautics |
| RALT | Radar Altimeter | In English | → Aeronautics, aircraft → Astronautics |
| RAP | Reserve Auxiliary Payload | In English | → Astronautics |
| RAPCON | Radar Approach and Control | In English | → Aeronautics, aircraft → Astronautics |
| RATCC | Radar Air Traffic Control Center | In English | → Aeronautics, aircraft |
| RATO | Rocket-Assisted Takeoff | In English | → Astronautics |
| RCC | Rough Combustion Cutoff | In English | |
| RCCA | Rough Combustion Cutoff Assembly | In English |