MARS

Acronym	Definition
MARS	Military Affiliate Radio System (USA)
MARS	Monitoring, Analysis and Response System (Cisco)
MARS	Multiple Active Result Sets
MARS	Mars Arctic Research Station
MARS	Major Accident Reporting System
Mars	Marsian (linguistics)
MARS	Multivariate Adaptive Regression Splines (statistical method)
MARS	Machine-Assisted Reference Section
MARS	Multicast Address Resolution Server
MaRS	Medical and Related Sciences
MARS	Mid-Atlantic Regional Spaceport (Wallops Island, Virginia)
MARS	Mobile Autonomous Robot Software
MARS	Monterey Accelerated Research System (Monterey Bay)
MARS	Monitoring Agriculture with Remote Sensing
MARS	Mobile Augmented Reality Systems
MARS	Molecular Adsorbents Recirculating System (medical device supporting liver function)
MARS	Mathematics Assessment Resource Service (UK)
MARS	Marine Animal Rescue Society
MARS	Military Afloat Reach and Sustainability
MARS	Marine Accident Reporting Scheme
MARS	Maritime Mobile Access and Retrieval System
MARS	Military Amateur Radio System (common, but incorrect)
MARS	Mid-Atlantic Reptile Show
MARS	Merrick Advanced Remote Sensing
MARS	Metro Area Recumbent Society
MARS	Michigan Assistance and Referral Service
MARS	Middleware And Related Services
MARS	Mobile Adjustable Ramp System
MARS	Management Analysis Reporting System
MARS	Mid-Atlantic Regional School of Professional Photography
MARS	Manatee Agricultural Reuse System (Florida, USA)
MARS	Maintainable Real-Time System
MARS	Mario Andretti Racing School
MARS	Medical Archival System
MARS	Mediation Arbitration Resolution Services
MARS	Multiuser Archival and Retrieval System
MARS	Mission to America's Remarkable Students (STS101)
MARS	Military Armaments Research System (GI Joe: A Real American Hero toy)
MARS	Males Achieving Responsibility Successfully
MARS	Mongolian Amateur Radio Society
MARS	Mumbai Amateur Radio Society (Mumbai, India)
MARS	Mild Acute Respiratory Syndrome
MARS	Making All Recreation Safe
MARS	Mechanical Antireflection Switch
MARS	Milwaukee Area Radio Stations
MARS	Modeling with Automated Regression Tools
MARS	Multiple Artillery Rocket System
MARS	Maintenance And Repair System
MARS	Maritime Surface and Subsurface (Canadian Navy)
MARS	Medication Administration Record Sheet
MARS	Mirror Advanced Reactor Study
MARS	Martial Arts Research Systems
MARS	Medical and Research Sciences
MARS	Multiple-band Avionics Radio Suite (US Army)
MARS	Metro Atlanta Racing Society
MARS	Mobile Analytical Response System
MARS	Memory-Aware Reference Stack
MARS	Multiple-Address Radio System
MARS	Membrane Anaerobic Reactor System
MARS	Manned Aerodynamic Reusable Spaceship
MARS	Monitoring At-Risk Students
MARS	Manned Astronomical Research Station
MARS	Micromachined Angular Rate Sensor
MARS	Mobile Atlantic Range Station
MARS	Multifunction Acquisition and Reporting System
MARS	Modular Aircraft Refueling System (Commercial and Military Refueling System)
MARS	Mutual Aid and Resource Sharing (Canada firefighting)
MARS	Multi-warfare Assessment and Research System
MARS	Multi-Arena Remote Simulator (Raytheon system to simulate message transmitter)
MARS	Materials At Risk Survey
MARS	Multi-Level Analysis and Reduction Suite
MARS	Multiple Application Reservoir Simulator
MARS	Multi-warfare Analysis and Research System
MARS	Midair Retrieval System
MARS	Mobile Automatic Reporting System
MARS	Make A Radical Stand
MARS	Merrimack Access to Records System
MARS	Multi-warfare Assessment and Research Simulation
MARS	Marine Amphibious Reconnaissance System
MARS	Manpower Access Report System (US Air Force)
MARS	Marketing Accounting Reporting System
MARS	Marketing Activity Reporting Systems (AMSEC)
MARS	Microcomputer-based Audit Retrieval System
MARS	Micro-Dynamics' Archiving and Retrieval System
MARS	Mission Maintenance & Reliability Simulation
MARS	Material Acquisition Resource
MARS	Multi Arena Remote System
MARS	Man-Hour Accounting & Reporting System
MARS	McGill Automated Registration Service
MARS	Monitoring Analysis and Response System
MARS	Multiple Access Radio Systems
MARS	Multicast Address Resolution Service
MARS	Microsoft Alphanumeric Recognition System
MARS	Machine Addressed Reading Software