MRX
| Acronym | Definition |
|---|---|
| MRX | Market Research |
| MRX | Magneto Resistive Extended |
| MRX | Medicis Pharmaceutical Corporation (stock symbol) |
| MRX | Mission Rehearsal Exercise (US DoD) |
| MRX | Magnetic Reconnection Experiment |
| MRX | Mental Retardation, X-Linked |
| MRX | Magnetic Resonance Expert |
| MRX | Magneto-Resistive Extended |
| MRX | Magnetic Resonance, Soft Spectrum Coupled X-Ray Laser |
| MRX | Michael Russo Experimental Motors (est. 2005) |