| Acronym | Meaning |
| PCM | Pulse Code Modulation |
| PSE | Polar Sunrise Experiment |
| RDT&E | Research, Development, Test And Evaluation |
| LHS | Left-hand Side |
| ODW | Omega Dropwindsonde |
| TIPMEX | Tibetan Plateau Meteorological Experiment |
| APCA | Air Pollution Control Association |
| ADM | Action Description Memorandum |
| MIMSA | Minority Institutions In Marine Sciences Association |
| EMA | Extended Memory Addressing |