| Acronym | Meaning |
| VSM | Vertical Slab Model |
| IRLS | Interrogation & Reading Location System |
| DEAR | Department Of Energy Acquisition Regulation |
| ICS | Interdisciplinary Climate Systems |
| UKMO | United Kingdom Meteorological Office |
| CDH | Colorado Department Of Health |
| CAP | Civil Air Patrol |
| IDCS | Image-dissector Camera System |
| ESA | Engineering Support Activity |
| MAB | Meteorological Applications Branch |