| Acronym | Meaning |
![](file.png) | PPP | Parallelizing PreProcessor |
![](file.png) | PPS | Public Products Service |
![](file.png) | PPS | Physical Plant Services |
![](file.png) | PPS | Pulses Per Second |
![](file.png) | PPS-PODS | Precise Position System- Precise Orbit Determination System |
![](file.png) | PPTV | Parts Per Trillion (by Volume) |
![](file.png) | PPU | Peripheral Processor Unit |
![](file.png) | PRAIRE | Polarization Radar Illinois Rainfall Experiments |
![](file.png) | PRAIRE | Polarization Radar Illinois Rainfall Experiments |
![](file.png) | PRC | People's Republic Of China |
![](file.png) | PRC | People's Republic Of China |
![](file.png) | PRC | Inc. |
![](file.png) | PRCM | Paleoclimate Reconstructions Of Climate Modeling Observatory |
![](file.png) | PRE-AWIPS | Preprototype AWIPS |
![](file.png) | PRE-STORM | Preliminary Regional Experiment-STORM |
![](file.png) | PRE-STORM | Preliminary Regional Experiment-STORM |
![](file.png) | PRECIP | Processing Of Emissions By Clouds And Precipitation |
![](file.png) | PRECIP | Processing Of Emissions By Clouds And Precipitation |
![](file.png) | PRECP | Program On Nonlinearity Of Acid Precipitation Process |
![](file.png) | PRECP | Program On Nonlinearity Of Acid Precipitation Process |
![](file.png) | PRECP | Processing Of Emissions By Clouds And Precipitation |
![](file.png) | PRF | Pulse Repetition Frequency |
![](file.png) | PRIMO | Problems Related To Ionospheric Modeling And Observations Project |
![](file.png) | PRMS | Precipitation Runoff Modeling System |
![](file.png) | PROBE | Portable Remote Observations Of The Environment |
![](file.png) | PROFS | Program For Regional Observing And Forecasting Services |
![](file.png) | PROM | Programmable Read-Only Memory |
![](file.png) | PROPHET | Program For Research On Oxidants |
![](file.png) | PRT | Pulse Repetition Time |
![](file.png) | PRT | Platinum Resistance Thermometer |
![](file.png) | PRUDENCE | Prediction Of Regional Scenerios And Uncertainties For Defining European Climate Change Risks And Effects |
![](file.png) | PSA | Pressure Switch Assembly |
![](file.png) | PSA | Problem Statement Analyzer |
![](file.png) | PSA | Public Service Announcement (radio/TV Term) |
![](file.png) | PSAC | President's Science Advisory Committee |
![](file.png) | PSC | Geomagnetic Pulsation |
![](file.png) | PSC | Polar Stratospheric Cloud |
![](file.png) | PSC | Pittsburgh Supercomputing Center |
![](file.png) | PSCN | Program Support Computer Network |
![](file.png) | PSCNET | Pittsburgh Supercomputing Center Network |
![](file.png) | PSE | Polar Sunrise Experiment |
![](file.png) | PSI | Pounds Per Square Inch |
![](file.png) | PSI | Plan Shear Indicator |
![](file.png) | PSIA | Pounds Per Square Inch Absolute |
![](file.png) | PSID | Pounds Per Square Inch Differential |
![](file.png) | PSIG | Pounds Per Square Inch Gage |
![](file.png) | PSN | Piano Spaziale Nazionale |
![](file.png) | PSOS | Profiler Surface Observing System |
![](file.png) | PSPT | Precision Solar Photometric Telescope |
![](file.png) | PSU | Pennsylvania State University |