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HD

1 American  

abbreviation

  1. high-definition; high definition.

    channels that broadcast in HD;

    HD video;

    HD DVDs;

    an HD display on my new tablet.

  2. Computers. high definition.

  3. Huntington's disease.


hd. 2 American  

abbreviation

  1. hand.

  2. head.


h.d. 3 American  

abbreviation

  1. (in prescriptions) at bedtime.


h.d. 4 American  

abbreviation

  1. heavy duty.


hd British  

abbreviation

  1. hand

  2. head

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of h.d.

From New Latin hōra dēcubitūs

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Prior to the launch of Wegovy HD, the highest available injectable dose was 2.4 milligrams of semaglutide.

From The Wall Street Journal Jun. 8, 2026

Wegovy HD is a once-weekly injection that contains 7.2 milligrams of active ingredient semaglutide, which the company has said offers the highest weight-loss of any Wegovy injection so far.

From The Wall Street Journal Jun. 8, 2026

You can stream in HD, make video calls and download large files without worry — though free servers do get busy during peak hours.

From Salon Jun. 2, 2026

“As the market sees evidence of this occurring, the shares of HD and LOW should rally,” the analysts said.

From MarketWatch May 11, 2026

Most people have natural protection against the bacteria that causes HD.

From "At Last She Stood" by Erin Entrada Kelly

Light yet simultaneously rich and savory, it hd the essence of a savory frozen yogurt — indulgent without being heavy.

From Salon May 16, 2025

He argued there was no evidence they hd died of unnatural causes and that he had been framed by forestry officials “for publicity”.

From The Guardian Apr. 7, 2018

I will never have the opportunity to see this live, but does anyone know if there are any plans for an hd broadcast to movie theaters?

From New York Times Apr. 20, 2017

"Best available," Lalor: "Suggest a lot of clever planning failed, that there are no batsmen coming through and times r hd."

From BBC Apr. 24, 2013

"My father . . . L-lord Randyll, hd, he made me watch him dress animals sometimes, when . . . after . . ." Sam shook his head from side to side, his chins quivering.

From "A Game of Thrones" by George R.R. Martin

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