| Acronym | Meaning |
| PBI | PolyBenzImidazole |
| VTEC | Variable Valve Timing And Electronic Lift Control |
| IAEA | International Atomic Energy Agency |
| EMP | ElectroMagnetic Pulse |
| MTU | Tankovei Mostoukladchik (Russian ???????? ????????????? |
| CPR | Canadian Pacific Railway - CardioPulmonary Resuscitation |
| ACORN | Association Of Community Organizations For Reform Now |
| HIRD | Hurd Of Interfaces Representing Depth (cf. HURD) |
| MDMA | MethyleneDioxy-MethylAmphetamine (also Known As Ecstasy) |
| SG | Seaborgium |