| Acronym | Meaning |
| WIT | Wireless Information Terminal |
| YAHOO | Yet Another Hierarchical Officious Oracle |
| VMS | Virtual Memory System |
| ASCII | American Standard Code For Information Interchange |
| TSR | Terminate-and-Stay-Resident |
| OPSEC | Open Platform For Secure Enterprise Connectivity Alliance |
| PHB | Photochemical Hole Burning |
| NIC | Network Interface Card |
| CCI | Common Content Inspection |
| GDI | Graphics Device Interface |