| Acronym | Meaning |
| EIDE | Enhanced Intelligent Drive Electronics |
| TWAIN | Technology Without An Interesting Name |
| SONET | Synchronous Optical Network |
| MATHML | Mathematical Markup Language |
| OSR | OEM System Release |
| HAL | Hardware Abstraction Layer |
| URL | Uniform Resource Locator |
| P3P | Platform For Privacy Preferences |
| UNC | Universal Naming Convention |
| SWISH | Simple Web Indexing System For Humans |