HDR

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

• Habilitation à diriger des recherches, 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)
• All pages with titles beginning with HDR
• All pages with titles containing HDR