| Acronym | Definition |
|---|
| PMCA | Purple Martin Conservation Association |
| PMCA | Protein Misfolding Cyclic Amplification (biology) |
| PMCA | PlayMemories Camera App (Sony) |
| PMCA | Pennsylvania Manufacturing Confectioners’ Association |
| PMCA | Petroleum Marketers and Convenience Store Association (Topeka, KS) |
| PMCA | Pak Mail Centers of America (various locations) |
| PMCA | Passion Mordu Caisse Ancienne (French automobile enthusiasts' club) |
| PMCA | Piloo-Mody College of Architecture (India) |
| PMCA | Portable Multichannel Analyzer |
| PMCA | Project Management Capability Assessment |
| PMCA | Plasma Membrane Calcium ATP-ase) |