| Acronym | Definition |
|---|
| PCK | Polycoated Kraft (materials) |
| PCK | Package |
| PCK | Power Connection Kit |
| PCK | Practice Conversion Kit |
| PCK | Pick File |
| PCK | Pedagogical Content Knowledge (knowledge of how to teach a subject) |
| PCK | Polycystic Kidney Disease |
| PCK | Phosphoenolpyruvate Carboxykinase |
| PCK | Phua Chu Kang (Singapore sitcom character) |
| PCK | Programmable Control Keyboard (various companies) |
| PCK | Presbyterian Church of Korea |
| PCK | Polski Czerwony Krzyz (Polish Red Cross) |
| PCK | Purple City Kings (various organizations) |
| PCK | Partner Connectivity Kit (SAP) |
| PCK | Planetary Constants Kernel |
| PCK | Point Click Kill (band) |
| PCK | Petrolchemie und Kraftstoffe AG (German Oil Refinery Company; formerly Petrolchemiesches Kombinat Schwedt) |
| PCK | Phosphocreatine Kinase (enzyme) |
| PCK | Pittsburgh Coke and Chemical Company |
| PCK | Previous Course Knowledge |
| PCK | Pentecostal Church of Kuwait |
| PCK | Presentation Convent Kodaikanal (India) |