The meaning of the Acronym HDR is...

HDR is

• High Density Range
• High Dynamic Ring

More Meanings For HDR:

• High Density Range
• High Dynamic Ring
• Hot Dry Rock
• Hard Disk Recorder
• High Dynamic Range
• Database header (Pc-File+)
• Datafile (Egret)
• Message header (Procomm Plus - 1st Reader)
• Hard Disk Recording
• Hard Drive Repeat
• High Data Rate
• Humanitarian Daily Ration
• Hardware Design Review
• High Data Rate
• Human Development Report

HDR is also in:

• Electronics
• File Extensions
• General
• Geology
• Hardware
• Media
• Military
• NASA
• Networking
• Products
• US Government