- ZDR stands for Differential Reflectivity
- ZDR stands for Zeroth-order Design Report
- ZDR stands for Zone Distribution Rectangle
- ZDR stands for Zen Do Ryu (freestyle Karate)
- ZDR stands for Zeus Discrimination Radar
- ZDR stands for Zero-Ductility Range
- ZDR stands for Zoll Data Review (software)
ZDR