| Abbreviation | Definition |
|---|---|
| MM | Multiple Myeloma |
| MMC | Maximum Mass Concentration |
| MMD | Minimal Melanogenic Dose |
| MMMT | Malignant Mixed Mesodermal Tumor |
| MMRI | Mater Medical Research Institute |
| MMTR | Madras Metropolitan Tumor Registry |
| MO | Multiple Osteochondromas |
| MODP | Multifaceted Oncology Depression Program |
| MOGC | Metastatic Oesophago Gastric Cancer |
| MOHC | Medical Oncology Hematology Consultants |
| MOPP | Military Operational Protective Posture |
| MOPP | Mission Oriented Protective Pants |
| MORE | Men's Oncology Research And Education |
| MORE | Mens Oncology Research Education |
| MOS | Missouri Oncology Society |
| MOSM | Milliosmole |
| MOTB | Molecular Oncology Tumor Boards |
| MPNST | Malignant Peripheral Nerve Sheath Tumour |
| MPO | Medical and Pediatric Oncology (journal) |
| MRC | Medical Research Council |