| Acronym | Meaning |
 | SSC | Sudden Storm Commencement (magnetic Storm) |
 | DHBT | Double Heterojunction Bipolar Transistor |
 | GSO | General Spin Orbital |
 | VAD | Vacuum Arc Degassing |
 | DOD | Department Of Defense |
 | ACTI | Advanced Computational Technology Initiative |
 | CAM | Computer-aided Manufacturing |
 | TID | Thermionic Ionization Detector |
 | GIF | Graphic Image Format |
 | REM | Reservoir Eutrophication Model |