| Abbreviation | Definition |
|---|---|
| PRAM | Parallel Random Access Machine |
| PRN | Printer |
| PRP | PDP (Plasma Display Panel) Rear Panel |
| PS | Pre-Set |
| PS | Processing System |
| PS | Progressive Scan |
| PS2 | Personal System 2 |
| PS3 | PlayStation 3 |
| PSA | Portable Spectrum Analyzer |
| PSA | Power Automation System |
| PSA | Power Servo Assembly |
| PSD | Portable Storage Device |
| PSD | Prevention of Significant Deterioration |
| PSDB | Power Supply Distribution Board |
| PSI | Processing Speed Index |
| PSL | Property Specification Language |
| PSOC | Programmable System-On-a-Chip |
| PSP | Path Selection Policy |
| PSP | Pixel Standard Point |
| PSS | Power System Stabilizer |