| Abbreviation | Definition |
|---|---|
| MOI | Multiplicity Of Infections |
| MOM | Milk Of Magnesia |
| MOM | Millennium Occupational Medicine |
| MOMO | Multiple Observative Mimetic Organicus |
| MONO | MONOcyte |
| MOP | Mental Or Physical |
| MOPP | nitrogen Mustard, Oncovin, Prednisone, Procarbazine |
| MOR | Mortal Oscillatory Rate |
| MORA | Mandibular Orthopedic Repositioning Appliance |
| MORE | Motor, Oral, Respiratory, and Eyes |
| MOU | Maximum Oxygen Uptake |
| MOVE | Mesopic Optimisation Of Visual Efficiency |
| MOVE | Mesopic Optimization of Visual Efficiency |
| MP | Menstrual Period |
| MP | Metatarsal Phalanges |
| MP | MetatarsalPhalangeal (Joint) |
| MP | Mitochondria Points |
| MPA | Mean Pulmonary Artery |
| MPA | medroxyprogesterone acetate |
| MPAF | Medial Plantar Artery Flap |