| Acronym | Meaning |
| GCSS | GWEX Cloud Systems Studies |
| ESS | Engineering Equipment Surveillance System |
| TAO | Tropical Atmosphere Ocean |
| AR | Administrative Requirement |
| IF | Intermediate Frequency |
| BFS | Business And Financial Services |
| MBA | MB Associates |
| APD | Areal Power Density |
| AAM | Airborne Activity Monitor |
| PDU | Protocol Data Unit |