| PCB | Phycocyanobilin |
|---|---|
| PCB | Polychlorinated biphenyl |
| PCB | Polychlorobiphenyl |
| PCB | Procarbazine |
| PCB 126 | 3,3',4,4',5-pentachlorobiphenyl |
| pCBCL | Primary cutaneous B cell lymphomas |
| PCC | Pigeon Cytochrome-C |
| PCC | Poison Control Center |
| PCC | Premature chromosome condensation |
| PCC | Prematurely condensed chromosomes |