| Abbreviation | Definition |
|---|---|
| PC | Permannent Commission |
| PC | Post Card |
| PC | Program Counter |
| PC | Prostate Cancer |
| PC | Poetic Chap |
| PC | Personal Consultant |
| PC | Privy Counsellor |
| PC | Police Constable |
| PC | Pulsating Current |
| PC | Project Control |
| PC | Printed Circuit |
| PC | Pressure Chamber |
| PC | Power Converter |
| PC | Planetary Camera |
| PC | Plane Change |
| PC | Pitch Control |
| PC | Peaceful Coexistance |
| PCA | Punjab Cricket Association |
| PCA | Programmable Counter Array |
| PCA | Personal Care Aide |
| PCA | Personal Care Associate |
| PCA | Personal Care Assistant |
| PCA | Physician Care Assistant |
| PCA | Personal Care Attendant |
| PCA | Physical Configuration Audit |
| PCA | Pitch Change Axis |
| PCA | Pyrotechnic Carrier Assembly |
| PCA | Primer Chamber Assembly |
| PCA | Primer Carrier Assembly |
| PCA | Power Control Assembly |
| PCA | Point of Closest Approach |
| PCA | Pneumatic Control Assembly |
| PCA | Pitch Control Assembly |
| PCA | Payload Clamp Assembly |
| PCA | Performance Coach Award |
| PCA | Patient Controlled Analgesia |
| PCA | Positive Control Airspace |
| PCA | Primary Census Abstract |
| PCAN | Pediatric Cancer Action Network |
| PCASS | Program Compliance Assurance and Status System |
| PCB | Printed Circuit Board |
| PCB | Product Configuration Baseline |
| PCB | Power Control Box |
| PCB | Power Circuit Breaker |
| PCBA | Privacy Certification for Business Associates |
| PCC | Pradesh Congress Committee |
| PCC | Patient Care Coordinator |
| PCC | Professional Certified Coach |
| PCC | Personal Cruise Consultant |
| PCC | Power Converter for CDMU |