| Acronym | Meaning |
| BPEL | Business Process Execution Language |
| HDML | Handheld Device Markup Language |
| AH | Authentication Header |
| IMHO | In My Humble Opinion |
| AIX | Advanced Interactive Executive |
| NGI | Next Generation Internet |
| CR | Carriage Return |
| PIN | Personal Identification Number |
| CWM | Common Warehouse Metadata |
| COM | Component Object Model |