Definitions Related words Phrases Mentions History
We found 35 dictionaries that define the word HD:

General (13 matching dictionaries)
  1. HD, hd: Merriam-Webster
  2. H.D, HD, hd: Oxford Learner's Dictionaries
  3. HD, hd: American Heritage Dictionary of the English Language
  4. hd: Collins English Dictionary
  5. HD, Hd, h'd, hd, hD: Wordnik
  6. H.D, HD: Wiktionary
  7. hd: Webster's New World College Dictionary, 4th Ed.
  8. hd: Infoplease Dictionary
  9. HD, h.d, hd: Dictionary.com
  10. H.D, HD (commentator), HD (disambiguation), HD, Hd: Wikipedia, the Free Encyclopedia
  11. H.D, HD: Stammtisch Beau Fleuve Acronyms
  12. HD, hd: TheFreeDictionary.com
  13. hd: Longman Dictionary of Contemporary English

Computing (6 matching dictionaries)
  1. HD: Free On-line Dictionary of Computing
  2. HD: Netlingo
  3. HD: CCI Computer
  4. BABEL: Computer Oriented Abbreviations and Acronyms (No longer online)
  5. SMS Dictionary (No longer online)
  6. H.D, H.D. (Hilda Doolittle), H.D. (disambiguation), HD: Encyclopedia

Medicine (5 matching dictionaries)
  1. HD: Merriam-Webster Medical Dictionary
  2. Dorland's Illustrated Medical Dictionary (No longer online)
  3. online medical dictionary (No longer online)
  4. Kidney Patient Guide Glossary (No longer online)
  5. H.D. (Hilda Doolittle), H.D. (disambiguation), HD, h.d: Medical dictionary

Miscellaneous (3 matching dictionaries)
  1. HD: Custom License Plate Terms
  2. HD: Acronym Finder
  3. AbbreviationZ (No longer online)

Science (1 matching dictionary)
  1. HD: Extragalactic Astronomy

Slang (1 matching dictionary)
  1. H.D.(HUMPTY DUMPTY), HD: Urban Dictionary

Sports (1 matching dictionary)
  1. HD: Dog Fanciers Acronym List

Tech (5 matching dictionaries)
  1. HD: GEOGRAPHIC INFORMATION SYSTEMS, CARTOGRAPHY, AND REMOTE SENSING
  2. AUTOMOTIVE TERMS (No longer online)
  3. DOD Dictionary of Military Terms: Joint Acronyms and Abbreviations (No longer online)
  4. PhotoNotes Dictionary of Film and Digital Photography (No longer online)
  5. Chemical Fact Sheet (No longer online)

Definitions from Wiktionary (Hd)

noun:  (television) Initialism of high definition (“1280×720 pixels”). [(uncountable) Enhanced picture quality on a TV or any other display.]
noun:  (computing) Initialism of hard disc, hard disk, and hard drive.
noun:  (biochemistry) Initialism of homeodomain. [(biochemistry, genetics) A folded protein domain that binds to DNA and has a function in transcription]
noun:  (pathology) Initialism of Hansen's disease. [(pathology) The disease leprosy, caused by infection by Mycobacterium leprae.]
noun:  (pathology) Initialism of Hodgkin's disease. [(oncology, pathology) Former name of Hodgkin's lymphoma.]
noun:  (pathology) Initialism of Huntington's disease. [(pathology, neurology) A hereditary disorder of the basal ganglia that leads to progressive loss of motor coordination.]
noun:  (medicine) Initialism of hemodialysis. [(medicine) Dialysis that uses an extracorporeal apparatus to remove waste products from the blood in the case of kidney failure.]
noun:  Initialism of high density.
noun:  Initialism of heavy duty.
noun:  Initialism of Harley-Davidson. [An American manufacturer of motorcycles.]
noun:  Initialism of Home Depot. [A chain of home improvement warehouse stores which offer large quantities of raw materials and tools.]
noun:  Abbreviation of head. [(countable) The part of the body of an animal or human which contains the brain, mouth, and main sense organs.]

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