| Acronym | Definition |
|---|
| MRM | Marketing Resource Management |
| MRM | Multiple Reaction Monitoring (mass spectrometry) |
| MRM | Magnetic Resonance in Medicine (peer-reviewed international journal) |
| MRM | Metabolic Response Modifiers |
| MRM | McArthur River Mine (Australia) |
| MRM | Market Risk Management |
| MRM | Mobile Resource Management |
| MRM | Messaging Records Management (software) |
| MRM | Message Repository Manager |
| MRM | Multi Resolution Meshes |
| MRM | Memory Read Multiple |
| MRM | Most Recently Used Master |
| MRM | Media Rights Manager |
| MRM | Messaging Records Management |
| MRM | Mormonism Research Ministry |
| MRM | McCann Relationship Marketing |
| MRM | Mechanically Recovered Meat |
| MRM | Machine Robo Mugenbine (Japanese transforming robot) |
| MRM | Modified Radical Mastectomy |
| MRM | Multicast Routing Monitor |
| MRM | Member Relationship Management |
| MRM | Marine Resource Management |
| MRM | Maintenance Resource Management |
| MRM | Mid-Range Munition (US Army) |
| MRM | Mobile Relationship Management |
| MRM | Male Rights Movement |
| MRM | Motif Resource Manager |
| MRM | Multi-Resolution Mesh (Intel) |
| MRM | Mineral Resource Management (various organizations) |
| MRM | Management Review Meeting |
| MRM | Medium Range Missile |
| MRM | Murine Respiratory Mycoplasmosis |
| MRM | Movimiento Revolucionario del Magisterio (Spanish: Revolutionary Teachers Movement; Mexico) |
| MRM | Multi-Resolution Modeling |
| MRM | Maritime Resource Management |
| MRM | Message Repository Manager (IBM Websphere MQSeries SW) |
| MRM | Management Reform Memorandum |
| MRM | Moose River Media (est. 1982; Vermont) |
| MRM | Markov Reward Model |
| MRM | Meter Reply Mail (US postal service) |
| MRM | Mobilization Readiness and Movements |
| MRM | Meeting Room Management |
| MRM | Market Risk Measurement (finance) |
| MRM | Medical Regulating Model |
| MRM | Maintenance Reporting & Management |
| MRM | Miscellaneous Radioactive Material |
| MRM | Maximum Reference Match |
| MRM | Monthly Re-Work Man-Hours |
| MRM | Model Review and Modification |
| MRM | Metal/Resistive Oxide/Metal |
| MRM | Movimiento Reformador Mixqueño (Guatemala political party) |
| MRM | Money Recognize Money (band) |