| Acronym | Meaning |
| DCE | Data Communications Equipment |
| DOS | Disk Operating System |
| POP | Post Office Protocol |
| EEMS | Enhanced Expanded Memory Specification |
| OSR | OEM System Release |
| PCM | Pulse Code Modulation |
| CLEC | Competitive Local Exchange Carriers |
| VRAM | Video Random Access Memory |
| MPC | Matchbox PC |
| LAWN | Local-Area Wireless Network |