| MRSD | M S in Robotic Systems Development 
| Others |
| MRSD | Mainland Regional School District
| Others |
| MRSD | Manchester Regional School District
| Others |
| MRSD | Manpower Research and Statistics Department
| Others |
| MRSD | Masconomet Regional School District
| Others |
| MRSD | Masters in Robotic Systems Development
| Others |
| MRSD | Mathematically Rigorous Software Development
| Others |
| MRSD | Maximum Recommended Starting Dose
| Others |
| MRSD | Mean Root Squared Distance
| Others |
| MRSD | Merced River School District
| Others |
| MRSD | Mineral Resources Sustainable Development
| Others |
| MRSD | Modified Robust Soliton Distribution
| Others |
| MRSD | Monadnock Regional School District
| Others |
| MRSD | Monmouth Regional School District
| Others |
| MRSD | Multicultural Retention Services Department
| Others |