| Rank | Abbreviation | Meaning |
|---|
| ***** | BRTS | Batman and Robin Theme Song
| |
| **** | BRTS | Bilateration Ranging and Tracking System
| |
| **** | BRTS | Bilateration Ranging Transponder System
| |
| *** | BRTS | Bilateral Ranging Transponder System
| |
| ** | BRTS | Bio related technology systems
| |
| ** | BRTS | Bi-Lateration Ranging Transponder System
| |
| * | BRTS | Baltic Reformed Theology Seminary
| |
| * | BRTS | Bus Rapid Transport System
| |
| * | BRTS | Bias Resistor Transistors
| |
| * | BRTS | Beeline Rapid Taxi System
| |
| * | BRTS | Bus Rapid Transit System
| |
| * | BRTS | Bus Rapid Transist System
| |
| * | BRTS | Bus Rapid Transit Service
| |
| * | BRTS | Bureau of Research Training and Services
| |
| * | BRTS | Beyond Reality Theme Song
| |
| * | BRTS | Bioradiotelemetric System
| |
| * | BRTS | Black Russian Terriers
| |
| * | BRTS | Blue Ribbon Trout Streams
| |
| * | BRTS | Buck Rogers Theme Song
| |
| * | BRTS | Bus Real Time Simulator
| |
| * | BRTS | Background Radiometric Temperature Sensors
| |