| Acronym | Meaning |
| PROM | Programmable Read-Only Memory |
| OEM | Original Equipment Manufacturer |
| PDC | Primary Domain Controller |
| IBM | International Business Machines |
| PFR | Portable Font Resource |
| AARP | AppleTalk Address Resolution Protocol |
| MUD | Multiple User (or Multi-User) Dungeon (Dimension) |
| PITA | Pain In The Ass / Arse |
| RFI | Radio Frequency Interference |
| VSA | Virtual Storage Architecture |