BART stands for Bay Area Rapid Transit (San Francisco, CA)
BART stands for Baronet (title of nobility below baron)
BART stands for Best Available Retrofit Technology
BART stands for Bandwidth Available in Real-Time (networks)
BART stands for Biological Activity Reaction Test
BART stands for Balloon Analog Risk Task
BART stands for Bay Area Rural Transit (Ashland, WI)
BART stands for Bootable Antivirus Recovery Tool (software)
BART stands for Branson Area Regional Tourism (Branson, MO)
BART stands for Basic Arrhythmia Recognition and Treatment (certification)
BART stands for Brain Attack Response Team
BART stands for Biomedical and Robotics Technology (Lab; Mahidol University, Thailand)
BART stands for Big Ass Red Truck (slang for a fire truck)
BART stands for Billing and Analysis Reporting Tool (NASA)
BART stands for Butterfly Analysis and Review Test
BART stands for Basic Application Run Time (IBM, OS/2)