HDR or hdr may refer to:

Businesses

  • HDR, Inc., an American design firm
  • HevyDevy Records, a Canadian music label
  • High Dive Records, an American music label

Technology

  • Hard disk recorder, a system that uses a high-capacity hard disk to record digital audio or digital video
  • HD Radio, in audio broadcasting
  • High dynamic range, an enhanced signal representation in images, videos, audio, or radio
  • High-dynamic-range rendering, in computer graphics
  • High-dynamic-range imaging, in photography
  • High-dynamic-range video, in television

Science

  • Homology directed repair, of cellular DNA
  • Hot dry rock, a geothermal energy source
  • GATA3 (or HDR), a protein and gene

Transport

  • Hyderabad Junction railway station, Sindh, Pakistan
  • Hadrian Road Metro station, Tyneside, England

Other uses

  • , a post-doctoral academic degree in some French-speaking countries
  • Honicknowle Defence Regiment, a 2000s criminal gang from Plymouth, England
  • Human Development Report, an annual United Nations publication
  • Humanitarian daily ration, an air-dropped food ration for disasters

See also

  • HDRS
  • Header (disambiguation)
  • High Data Rate (disambiguation)