| Acronym | Meaning |
| DNS | Domestic Name System |
| FNC | Federal Networking Council |
| DD+ | Domestic Data Plus |
| UNEP | United Nations Environment Programme |
| AOC | Area Of Contamination |
| NBS | National Bureau Of Standards |
| AACS | Airborne Activity Confinement System |
| MADAM | Master Data Acquisition Module |
| PSC | Polar Stratospheric Cloud |
| JGR | Journal Of Geophysical Research |