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Vinony

HDR

noun

  1. header, beginning of file
L156309 on Wikidata ↗

Wiktionary

noun

Etymology: Abbreviation.

  1. Initialism of hot dry rock.
  2. Initialism of humanitarian daily ration.
  3. Initialism of high dynamic range.
  4. Initialism of hard disk recorder or hard drive recorder (“a recording device that records onto a hard disk drive”).