The meaning of the Acronym RAT is...

RAT is

• Regression Analysis Tool
• Right Angled Triangle
• Rational Choice Theory

More Meanings For RAT:

• Radio Access Technology
• Rock Abrasion Tool
• Regression Analysis Tool
• Right Angled Triangle
• Rational Choice Theory
• Recruit At Tech
• The Rathdrum
• The Rathskeller Restaurant
• Reaktivnaia Aviacionnaia Torpeda
• Rotterdam Achter Tralies
• Repair Of Assistive Technology
• Recovery And Transformation
• Risk Averse Trader
• Rough And Tumble
• Record of Achievement and Targets

RAT is also in:

• Amateur Radio
• Educational
• Firms
• General
• Geology
• Mathematics
• Stock Exchange
• Universities