HD

See also: H.D., hd, hd., and ḥḏ

English

Noun

HD (countable and uncountable, plural HDs)

1. (television) Initialism of high definition (“1280×720 pixels”).

   Synonym: 720p

   Coordinate terms: FHD, QHD, SD, UHD

   • 2024 October 7, Jem Bartholomew, “‘Doesn’t feel fair’: young Britons struggle with losing right to work in EU since Brexit”, in The Guardian‎^[1]:

     Exploring a new place through seasonal work was like “experiencing life in HD”, she said. “It really cemented the idea that the best way to learn about things is just to dive straight in and get as much information as possible, particularly at that age.”

2. (computing) Initialism of hard disc, hard disk, and hard drive.

   Synonym: HDD

3. (biochemistry) Initialism of homeodomain.
4. (pathology) Initialism of Hansen's disease.
5. (pathology) Initialism of Hodgkin's disease.
6. (pathology) Initialism of Huntington's disease.
   • 2018 February 12, “Huntington Disease siRNA a "Super-Assassin" of Tumor Cells”, in ClinicalOMICs:

     Huntington's disease (HD) patients are an anomaly with respect to contracting cancer, with 80% fewer cases than found in the general population.

7. (medicine) Initialism of hemodialysis.
8. Initialism of high density.
9. Initialism of heavy duty.

Derived terms

• (television): HD DVD (HD-DVD), HDTV, UHD
• QHD, WQHD

Proper noun

HD

1. Initialism of Harley-Davidson.
2. Initialism of Home Depot.

See also

• SD

Further reading

• HD on Wikipedia.Wikipedia

Anagrams

• DH

Egyptian

Romanization

HD

1. Manuel de Codage transliteration of ḥḏ.

Romanian

Proper noun

HD

1. Abbreviation of Hunedoara, a county in Romania.

Swedish

Noun

HD

1. Harley Davidson
2. Initialism of högsta domstolen (“supreme court”).