| Acronym | Meaning |
| FATS | South African Air Force Tactical Support Command |
| GPIB | General Purpose Interface Board |
| FO | Orbital Frequency |
| SEM | Scanning Electron Microscope |
| PHIGS | Programmer's Hierarchical Interactive Graphics System |
| AMS | Accelerator Mass Spectrometer |
| DAC | Director's Advisory Committee |
| IAMAPS | International Association Of Meteorology And Atmospheric Physics Sciences |
| AGR | Advanced Gas-cooled Reactor |
| GAU | General Accounting Unit |