| Abbreviation | Definition |
|---|---|
| MQW | Mission Quality Workshop |
| MR | Machine Room |
| MR | Maintenance Ratio |
| MR | Material Requirements |
| MR | Maximum Rounds |
| MR | Medium Range |
| MR | Military Road |
| MR | Milk Run |
| MR | Milliradian |
| MR | Miss Rate |
| MR | Mobile Reserve |
| MR | Morning Report |
| MRA | Maneuver Rights Area |
| MRA | Message Release Authority |
| MRA | Moral Re-Armament |
| MRAAF | Marshal of the Royal Australian Air Force |
| MRAALS | Marine Remote Area Approach and Landing System |
| mRAD | MilliRADian |
| MRADMS | edium Range Air Defense Missile System |
| MRADMS | Medium Range Air Defense Missile System |