| Acronym | Meaning |
| PEP | Photo-electron Plasma |
| DPS | Data Production Services |
| IOC | Initial Operating Capability |
| CAAP | Composition And Acidity Of SE Asian Precipitation |
| EON | 10 To The 9th Years |
| MEF | Master E-mail Facility |
| ATEX | Atlantic Tradewind Experiment |
| ARS | American Rocket Society |
| IAHS | International Association Of Hydrological Sciences |
| TING | Thermosphere-Ionosphere Nested Grid Model |