| Acronym | Meaning |
| JASON | Group Of Physicists At Stanford That Study Various Projects And Are Funded By Government Defense Money |
| UI | Unit Of Issue |
| GSD | Geometric Standard Deviation |
| EH | Oxidation Potential |
| SEDI | Structure Of The Earth's Deep Interior |
| SDBE | Shear-Directed Balloon Experiment |
| VHF | Very High Frequency |
| LRU | Laser Recording Unit |
| DMI | Danish Meteorological Institute |
| SLIP | Serial Line Internet Protocol |