| Abbreviation | Definition |
|---|---|
| LWBF | Lateral Wall Blood Flow |
| MAEF | Middle Latency Auditory-Evoked Field |
| MDR | Medium Dose Rate |
| MED | Medical Emergency Director |
| MFDC | Mean Functional Diameter of Capillaries |
| MGFR | Measured Glomerular Filtration Rate |
| MIEs | Magnetic-isotope effects |
| MLC | Multi-Leaf Collimator |
| MPE | Medical Physics Expert |
| MPEB | Medical Physics Editorial Board |
| MPR | Multi-Planar Reconstruction |
| MSIO | Magnetically Susceptible Iron Oxide |
| MU | Monitor Unit |
| MVCT | Mega-Voltage Computed Tomography |
| NAP | Nominal Accelerating Potential |
| NCS | Nederlandse Commissie voor Stralingsdosimetrie |
| NE | Nuclear Enterprises |
| NFAC | Neurofuctional Acupuncture |
| NIL | Nano-Imprint Lithography |
| NPL | National Physical Laboratory |