| Acronym | Meaning |
| INU | Inertial Navigation Unit |
| MAC | Medium Access Control |
| EMO | Elk Mountain Observatory |
| SUDS | System For User Editing And Display Of Soundings |
| MAR | Modernization And Associated Restructing |
| DML | RF Dimensional Metrology Laboratory |
| ASPEA | Association Suisse Pour L'Energie Atomique |
| MFE | Magnetic Field Experiment |
| POP | Photochemical Oxidation And Products |
| EI | Electron Ionization |