| Acronym | Meaning |
| SMTP | Simple Mail Transfer Protocol |
| ABEND | Abnormal End |
| GM | General MIDI |
| EDLC | Electrochemical Double-layer Capacitor |
| MEMS | MicroElectro-Mechanical System |
| PGA | Professional Graphic Adapter |
| CRAM | Card RAM |
| MFM | Modified Frequency Modulation |
| CODEC | Compression/Decompression |
| XDSL | X Digital Subscriber Line |