| Acronym | Meaning |
| AM | Amplitude Modulation |
| PIRAQ-III | PC-based Radar Acquisition ? 3rd Generation |
| AXAF | Advanced X-ray Astrophysics Facility |
| STK | StorageTek |
| UI | Unit Of Issue |
| HAPEX | Hydrological Atmospheric Pilot Experiment |
| NOIC | National Oceanographic Instrumentation Center |
| PCRGA | Precipitation Chemistry |
| SCMS | Software Configuration Management Section |
| MTF | Mississippi Test Facility |