| Abbreviation | Definition |
|---|---|
| PCORI | Patient-Centered Outcomes Research Instirute (HHS) |
| PCORTF | Patient-Centered Outcomes Research Trust Fund |
| PCP | Personal Contract Purchase |
| PCP | Purchasing Card Purchase |
| PCPIP | Post-Closure Public Involvement Plan |
| PCR | Postal Carrier Route |
| PCR | Previous Conference Record |
| PCR | Project Completion Report |
| PCRB | Pennsylvania Compensation Rating Bureau |
| PCS | Procurement Costing Software |
| PCS | Proposed Committee Substitute |
| PCT | Pretty Complicated Treaty |
| PCU | Pre Commissioning Unit |
| PCZ | Permit Consolidation Zone |
| PD | per diem (by day) [Lat.] |
| PD | Per Diem Determination |
| PD | Proposed Determination |
| PD | Proposed Document |
| PD | Pseudo Deadline |
| PDA | Public Display of Affection |