| Acronym | Meaning |
| IBM | International Business Machines |
| XMS | Extended Memory Specification |
| ECC | Error Correction Code (Error Checking And Correction) |
| TSR | Terminate-and-Stay-Resident |
| PIO | Programmed Input Output |
| ADSL | Asymmetric Digital Subscriber Line |
| RTSP | Realtime Streaming Protocol |
| SMART | Self-Monitoring, Analysis And Reporting Technology |
| B2B | Business-to-Business |
| CCI | Common Content Inspection |