| Acronym | Meaning |
| APA | All Points Addressable |
| PGM | Pragmatic General Multicast / Pretty Good Multicast |
| SMP | Symmetric Multiprocessing |
| HMA | High Memory Area |
| BAPI | Business Application Programming Interface |
| PSTN | Public Switched Telephone Network |
| P-SRAM | Pseudo-Static RAM |
| RDBMS | Relational Database Management System |
| WNIU | Wireless Network Interface Unit |
| PDL | Page Description Language |