The meaning of the Acronym MARS is...

MARS is

• Moving Armature Red Signal
• Maintenance And Ramp Safety

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

MARS is also in:

• Astronomy
• General
• Mathematics
• Networking
• Unfiled
• Universities