| Abbreviation | Definition |
|---|---|
| PCC | Primary Control Center |
| PCC | Pseudo City Code |
| PCCF | Position Change Creation Form |
| PCCM | Master Chief Postal Clerk |
| PCCS | Senior Chief Postal Clerk |
| PCD | Program Change Decision |
| PCD | Project Concept Document |
| PCDB | Project Control Database Programs |
| PCE | Power Conditioning Equipment |
| PCE | Power Conversion Equipment |
| PCE | Preliminary Combat Entity |
| PCF | Personnel Control Facility |
| PCG | Power Converter Group |
| PCHOJ | assive Correlation Home-on-Jam |
| PCHOJ | Passive Correlation Home-on-Jam |
| PCI | Physical Configuration Item |
| PCI | Product Configuration Identification |
| PCIS | Partnership for Critical Infrastructure Security |
| PCIU | Programmable Communications Interface Unit |
| PCL | P(ost-traumatic stress disorder symptom) check-list |