Definitions

1. noun

Radio Detection and Ranging; a method of detecting and locating objects by sending out radio waves and measuring the time it takes for them to bounce back

“The researchers used radar technology for weather forecasting.”

2. abbreviation

Radio Data System

“The car’s built-in GPS used the RDS to receive traffic updates.”

3. noun

Radio Data System; a system for broadcasting additional information about radio stations along with their audio signals

“The radio station used RDS to display the name of the song currently playing.”