| Abbreviation | Definition |
|---|---|
| PVL | Peripheral Vascular Laboratory |
| PWDR | Powder |
| PWM | PokeWeed Mitogen |
| PWMI | People With Mental Illness |
| PYR | L-PYRrolidonyl arylamidase |
| PZD | Partial Zona Dissection |
| PZE | Preparative Zonal equal Electrophoresis |
| QA | Quick Acting |
| QA'D | Quality assurance completed |
| QBC | Quantitative Buffy Coat Test |
| QBW | QTL Body Weight |
| QCL | Quality Chemical Laboratories |
| QCL | Quality Compliance Laboratories |
| QCL | Quantitative Clastics Laboratory |
| QDH | Quercitin DiHydrate |
| QDL | Quantum Digital Laboratories |
| QFL | Quantitative Finance Laboratory |
| QIL | Quantitative Imaging Laboratory |
| QIL | Quantitative Imaging Laboratory's |
| QIL | Quaternary Isotope Laboratory |