| Acronym | Definition |
|---|
| MRDA | Men's Roller Derby Association (formerly Men's Derby Coalition; est. 2007) |
| MRDA | Mitsubishi Research and Design of America |
| MRDA | Moldovan Research and Development Association |
| MRDA | Meeting Recorder Dialog Act |
| MRDA | Mandy Rice-Davies Applies |
| MRDA | Mundri Relief and Development Association |
| MRDA | Missouri Rental Dealers Association |
| MRDA | Mineral Resources Development Act (Tasmania, Australia) |
| MRDA | Media Research Directors Association |
| MRDA | Maine Rural Development Authority |
| MRDA | Military Recommended Dietary Allowance |
| MRDA | Multi Resolution Data Access |
| MRDA | Maple Road Development Association |
| MRDA | Missouri Round Dance Association |
| MRDA | Manitoba Riding for the Disabled Association, Inc. (Canada) |
| MRDA | Mental Retardation Diagnostic Assessment |
| MRDA | Mercy Relief and Development Asia |
| MRDA | Ministry Reporting Database Application |
| MRDA | Mitsubishi Research and Design America, Inc. |
| MRDA | Manager Radiological Dose Assessment |
| MRDA | Mission Requirements Definition and Analysis |
| MRDA | Mission Requirements and Definition Analysis |
| MRDA | Minerals Regulation and Development Act |
| MRDA | Multi-Resonant Dipole Antenna |
| MRDA | Minimum Recommended Daily Allowance |
