| Acronym | Meaning |
| VNS | Virtual Network System |
| JINI | Java Intelligent Network Infrastructure |
| ASIO | Australian Security Intelligence Organisation -Audio Stream Input Output |
| HHD | Humanitatum Doctor (Latin |
| HMCS | Her Majesty's Canadian Ship Or Her Majesty's Courts Service |
| ERA | Earned Run Average - Engineering Research Associates - Equal Rights Amendment - English Racing Automobiles - European Railway Agency |
| OVC | Overcast (METAR Code) |
| AVI | Audio Video Icon |
| NACMA | NATO Air Command And Control System Management Agency |
| BG | Bulgarian Language (ISO 639-1 Code) |