| Acronym | Meaning |
| MUD | Multiple User (or Multi-User) Dungeon (Dimension) |
| RIP | Raster Image Processor |
| ADS | Alternate Data Streams |
| DDOS | Distributed Denial-of-Service |
| UNC | Universal Naming Convention |
| DSLAM | Digital Subscriber Line Access Multiplexer (Module) |
| ATL | Active (ActiveX) Template Library |
| MMDS | Multichannel Multipoint Distribution System |
| FAHQT | Fully Automatic High-Quality Translation |
| ADPCM | Adaptive Differential Pulse Code Modulation |