| Abbreviation | Definition |
|---|---|
| PEQ | Parametric EQualizer |
| PERC | Polaris Electronic Reverse Control |
| PERC | Printed Electronics Research Collaborative |
| PERC | Programmable Electrical Rule Checking |
| PERM | Pre-Embossed Rigid Magnetic |
| PERT | Parallel Element Reliability Test |
| PERT | Program Evaluation and Review Technique |
| PERT | Properties Electronic Rent Transfer |
| PES | Passion Electric Street |
| PES | Photo-Electron Spectroscopy |
| PES | Pulaski Electric System |
| PESA | Passive Electronically Scanned Array |
| PESS | Programmable Electronic Safety Systems |
| PESS | Programmable Electronic Sub Systems |
| PESTC | Postgraduate Electrical Supply Training Courses |
| PESTO | Percussive Electronic Solenoid Thrust Organ |
| PET | Personal Electronic Transactor |
| PET | Post-Etch Treatment |
| PETEOS | Plasma-Enhanced TetraEthylOSilicate |
| PEU | Power Electronics Unit |