| Acronym | Meaning |
| WFZ | Weapons Free Zone |
| XSL | EXtensible Style Language |
| MEK | Magyar Elektronikus Konyvtar - Message Encryption Key - Methyl Ethyl Ketone -Mujahideen Al-Khalq |
| CO | Cobalt |
| UNDP | United Nations Development Programme |
| WAGS | Wives And Girlfriends (of England National Football Team Players At The 2006 FIFA World Cup) |
| HIRISE | High Resolution Imaging Science Experiment |
| CD | Candela |
| K9 | Canine Police Unit |
| HAT | Haitian Creole Language (ISO 639-2 Code) |