| Acronym | Meaning |
| LOS | Loss Of Signal |
| OGA | Office Of Government Affairs |
| MOA | Memorandum Of Agreement |
| NTN | National Telecommunications Network |
| CBSS | Change Board Support System |
| WCIRP | World Climate Impacts And Response Strategies Program |
| NWRC | National Weather Records Center |
| PRT | Platinum Resistance Thermometer |
| RBV | Return Beam Vidicon |
| BPS | Baud-per-second |