What does HDR stand for?

Hair's Daily Requirement - Brand of shampoo

Hand Rail

Hard Disk Recorder - Type of recording system (XSAL)

Hardening Design Responses

Hardware Design Review (SAUS)

HDSL Dual Regenerator (SAUS)

Header - Automotive engineering

Header High Dynamic Range (SAUS)

- File Header Label - Computer science (ECII)

Head of Data Record (SAUS)

Head Record (SAUS)

Health Data Recorder - Computer science (PDAA)

Heart Disease Resources - Medicine (EDAA)

Heavy-Duty Rescue - Emergency vehicles

Heldor Industries, Inc. - AMEX symbol (COMM)

High availability Data Replication (SAUS)

High Data Rate

High Data Register

High Definition RADAR

High-Density Recorder - Deep Space Instrumentation Facility, NASA

High Density Recording (NITA)

High-Density Route - Indian Railway (TIR)

High Dose Rate - Medicine (DMAA)

High Dynamic Range (SAUS)

High-Level Design Review (SAUS)

Hold Down and Release (SAUS)

Home Dockyard Regulations - Navy (MCD)

Hot Dry Rock - Geothermal science

Housing & Development Reporter (SAUO)

HPSC, Inc. - AMEX symbol

Humanitarian Daily Ration - Army

Hydro-Sled Manufacturing Co., South Padre Island, TX - Manufacturer code for watercraft hull identification number (USCG)

Header - Construction term (MIST)

Header (ELAL)