Acronyms & Abbreviations

The definition of MRS is:

IATA code for Provence Airport, Marseille, France

Magnetic Resonance Sensor

Magnetic resonance sialography

Magnetic resonance sounding

Magnetic resonance spectra

Magnetic resonance spectrometry

Magnetic resonance spectroscopic

Magnetic Resonance Spectroscopic Imaging

Magnetic Resonance Spectroscopy

Magnetic Resonance Spectrum

Magneto-Resistive Sensor

Magnification Reference Standard

MAIN RANGING STATION

Main Ring Simulator

Maintainable Resource Surrogate

Maintenance and Recording System

Maintenance Requirements

Maintenance Requirements System

Major Radiation Source

Major Repeat Sequence

Man, Rogosa and Sharpe

Man-Rogosa-Sharpe

Managed Router Service

Managed Router Solutions

Management Reporting System

Management Research Services

Management review system

Mania Rating Scale

Manipulating Remote System

Manipulation Remote System

Manned Repeater Station

Manned Reusable Spacecraft

Manpack Receiving System

Manual of Reference Services

Manufacturers Railway

Manufacturers Railway Company

Marginal Rate of Substitution

Maritime Recognisance School

Market Research Society

Married woman honorific

Mass resolving slit

Master of Rural Studies

Master Reference Source

Master Repair Schedule

Material Reject Stock

Material Release Schedule

Material requirement schedule

Material Requirements Schedule

Material requisition schedule

Material Returned to Stores

Materials Research Society

Meal replacements

Mean Random Spacing

Mean Relative Strain

Measurements Repository System

Media Recognition System

Media Resource Service

Medical receiving station

Medical record summary

Medical Record System

Medical Records System

Medical Research Service

Medical Research Society

Medical Restraint System

Medium Range Sonar

Medium resolution spectrometer

Medium-Range Search

Meet real soon

Melkersson-Rosenthal syndrome

Memo Routing Slip

Menopause Rating Scale

Merchandise Return Service

Mesoscale Research Section

Message Rate Service

Message Recovery Services

Message Relay Service

Message Routing State

Message Routing Subsystem

Message Routing System

Metabolic ratios

Metabolite ratios

Metastasis Research Society

Meteorological radar subsystem

Methicillin-resistant staphylococci

Methicillin-Resistant Staphylococcus

Metro Road Systems

Metropolitan Region Scheme

Michigan Radiological Society

Micro Reflective Structure

Micro-Raman Spectroscopy

Microbiological root canal sampling

Microsoft Reliability Service

Microwave ranging system

Microwave Reflectance Spectroscopy

MIDCOAST ENERGY RESOURCES, INC.

Military requirement schedule

Minas San Paulo Logistica

Minefield reaction stick

Mineral Resource Summary

Mineralocorticoid receptors

Mini-Rawin System

Minimum Range Staple

Minimum required strength

Minimum Residual Shutdown

Minor responses

Mismatch repair system

Mission Rehearsal Systems

Mission, Role & Scope

Mobile Radar Search

Mobile Radio Service

Mobile Radio Stack

Mobile Radio Station

Mobile Radio System

Mobile Remote Servicer

Mobile Retrieval System

Mobile Roof Support

Mobile Routers

Mobility Requirement Study

Mobility Requirements Study

Mobilization requirement study

Mobilization Requirements Study

Mobilization Reserve Stocks

Moderator Recovery System

Modified Rankin Scale

Modified Rankin Score

Modified Rankin Scores

Modified Rogers scale

Modular Rail System

Modular Reconfigurable Space

Module Resident Software

Molecular masses

Molecular weights

Monitored retrievable storage

Monitoring and Recovery Subsystem

Mortality rates

Mortality ratios

Movement and Reinforcement Study

Movement report system

MR spectroscopic

MR spectroscopy

Multimer resolution system

Multiple Retrievable Storage

Multiple Rocket System

Multiprotocol Routing Services

Multispectral Resource Sampler

Muscle relaxants

Mutation rates

Muzzle reference sensor

Myocardial revascularization surgery