| Acronym | Meaning |
![](file.png) | MRM | Multiple Reaction Monitoring |
![](file.png) | MRM | Multiresidue Method |
![](file.png) | MRNA | Messenger Ribonucleic Acid |
![](file.png) | MRO | Medium Range Order |
![](file.png) | MRP | Medical Removal Protection |
![](file.png) | MRP | Multidrug Resistance Protein |
![](file.png) | MRS | Materials Research Society |
![](file.png) | MRS | Magnetic Resonance Spectroscopy |
![](file.png) | MRS | Micro-Raman Spectroscopy |
![](file.png) | MRS | Minimum Required Strength |
![](file.png) | MRS | Monitored Retrievable Storage (for Radioactive Wastes) |
![](file.png) | MRSA | Methicillin-resistant Staphylococcus Aureus |
![](file.png) | MRSD-CI | Multireference Single And Double Excitation CI |
![](file.png) | MRSD-CI+D | MRSD-CI (with) Davidson Correction |
![](file.png) | MRSD-CI+P | MRSD-CI (with) Pople Correction |
![](file.png) | MRSI | Magnetic Resonance Spectroscopic Imaging |
![](file.png) | MRSPT | Modified Rayleigh-Schroedinger Perturbation Theory |
![](file.png) | MRT | Mean Residence Time |
![](file.png) | MRV | Mini Rotary Viscometer |
![](file.png) | MS | Mass Spectrometer |
![](file.png) | MS | Molecular Spinor |
![](file.png) | MS | Multiple Scattering |
![](file.png) | MS X(ALPHA) | Multiple-scattering X(alpha) Exchange Method |
![](file.png) | MS-RC(XI) | Multiple Scattering Relativistic Correlated (calcn. Method) |
![](file.png) | MS-RHFR | Momentum-space Restricted Hartree-Fock-Roothaan |
![](file.png) | MS/MS | Multistage Mass Spectrometry |
![](file.png) | MSA | Metropolitan Statistical Area |
![](file.png) | MSA | Microscopy Society Of America |
![](file.png) | MSA | Mineralogical Society Of America |
![](file.png) | MSA | Mammary Serum Antigen |
![](file.png) | MSA | Many-trajectory Semiclassical Approxn. (in At.-collision Theory) |
![](file.png) | MSA | Mean Spherical Approxn. |
![](file.png) | MSA | Methanesulfonic Acid (air Pollutant) |
![](file.png) | MSA | Multivariate Statistical Analysis |
![](file.png) | MSAE | Multistate Atomic Expansion (method For At. Collisions) |
![](file.png) | MSAPC | Mobile Source Air Pollution Control |
![](file.png) | MSBAR | Molecular Structure-biological Activity Relationship |
![](file.png) | MSBR | Molten Salt Breeder Reactor |
![](file.png) | MSC | Molecular Simulated Crystal Method (in Compton Profile Calcns.) |
![](file.png) | MSC | Multiplicative Scatter Correction |
![](file.png) | MSCE | Modified Semiclassical Exchange (aproxn. In Scattering Calcns.) |
![](file.png) | MSCET | Month And State Current Emission Trends |
![](file.png) | MSCV | Murine Stem Cell Virus |
![](file.png) | MSD | Mass Selective Detector |
![](file.png) | MSD | Mean Square Displacement |
![](file.png) | MSDS | Material Safety Data Sheets |
![](file.png) | MSEL | Materials Science And Engineering Laboratory |
![](file.png) | MSEP | Mean Square Error Of Prediction |
![](file.png) | MSF | Multi-stage Flash Distillation Plant |
![](file.png) | MSFA | Monosegmented Flow Analysis |