| Abbreviation | Definition |
|---|---|
| PSL | Public Software Library |
| PSP | Personal Software Process |
| PSP | Program Segment Prefix |
| PSRAM | Pseudo SRAM |
| PSS | PageSpeed Service |
| PSSL | Private Source Statement Library |
| PSU | Page Set Up |
| PSU | Printer Scalable Unit |
| PSW | Program Status Word |
| PT | Powered Tower |
| PT | Print Thread |
| PT | Project Template |
| PTA | Persistant Text Array |
| PTE | Page Table Entry |
| PTF | Pest Template File |
| PTF | Pretty Terrible Fix |
| PTF | Program Temporary Fix |
| PTH | Portable Thread |
| PTK | Pro Turbo Kit |
| PTN | Partition |