The meaning of the Acronym AAT is...

AAT is

• Above Average Terrain

More Meanings For AAT:

• Arc Attribute Table
• Application Assembly Tool
• Above Average Terrain
• Anglo Australian Telescope
• The Alliance Against Trolls
• Activities As Tolerated
• Alpha1-AntiTrypsin
• Animal- Assisted Therapy
• Activities As Tolerated
• Association of Accounting Technicians
• All American Term Trust, Inc.
• Advanced Armament Technology
• Automatic Analog Tester
• Aviation Applied Technology
• America's Army Training

AAT is also in:

• Accounting
• Amateur Radio
• Astronomy
• Databases
• Funnies
• Hospitals
• Laboratory
• Military
• NYSE Symbols
• Physiology
• Software