| Acronym | Meaning |
| NAOPS | North Atlantic Ocean Prediction Systems |
| FCA | Functional Configuration Audit |
| SMAGS | SPAN/MASnet Gateway Server |
| NESDD | NOAA Earth Science Data Directory |
| NACCAM | National Coordinating Committee On Aviation Meteorology |
| API | Axial Power Indicator |
| TIMED | Thermosphere-Ionosphere-Mesosphere Energetics & Dynamics |
| IDS | International Data Service |
| APG | Aberdeen Proving Ground |
| EDP | Embedded Data Processor |