Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym MARS is...

MARS is

Management Administrative And Reporting System

More Meanings For MARS:

Mains Active Restoring System
Mac Address Registration System
Mountain Astronomical Research Section
Multivariate Additive Regression Splines
Media And Resource Services
Mountain Area Research Section
Monitoring Action Research System
Math And Reading Scholars
Mathematics Assessment Resource Service
Medical And Related Sciences
Manitou Air Response System
Multivariate Adaptive Regression Splines
Multiple Active Result Sets
Manual Audience Response System
Multicast Address Resolution Server

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