| Acronym | Meaning |
| VAX | Virtual Address Extension |
| POSIX | Portable Operating System Interface For UNIX |
| AML | Astronomy Markup Language |
| PCL | Printer Control Language |
| PRAM | Parameter RAM |
| AWT | Abstract Windows Toolkit |
| VFAT | Virtual File Allocation Table |
| WRAM | Windows Random Access Memory |
| SSI | Server-Side Include |
| MDIS | Metadata Interchange Specification |