| Acronym | Meaning |
| PEN | Peruvian Sol (ISO 4217 Currency Code) -PolyEthylene Naphthalate |
| DR | Dead Reckoning -Dominican Republic (FIPS 10-4 Country Code) -Danmarks Radio (Danish Broadcasting Corporation) |
| IWC | International Whaling Commission |
| SPCO | Single-Pole Change Over |
| SR | ATGW -Short-Range Anti-Tank Guided Weapon |
| UCI | Union Cycliste Internationale (French |
| SICS | Swedish Institute Of Computer Science |
| FJ | Femtojoule |
| IWARS | Infantry Warrior Simulation |
| OECD | Organization For Economic Co-operation And Development (international) |