| Acronym | Meaning |
| HP | Horse Power |
| CAR | Central African Republic |
| POGO | Polar Orbiting Geophysical Observatory |
| NNSC | NSF Net Service Center |
| VM/CMS | Virtual Machine/Conversational Monitor System |
| EPRI | Electric Power Research Institute |
| HPO | High Performance Option |
| ETAG | Educational Technologies Assistance Group |
| ABES | Alliance For Balanced Environmental Solutions |
| RMC | Regional Meteorological Center |