HDD may refer to:
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H. D. Deve Gowda
Haradanahalli Doddegowda Deve Gowda (; born 18 May 1933 in) is an Indian politician from the state of Karnataka. He served as the 11th prime minister of India from 1 June 1996 to 21 April 1997. He was previously the 14th Chief Minister of Karn ...
, former Prime Minister of India
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Hard disk drive
A hard disk drive (HDD), hard disk, hard drive, or fixed disk is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly rotating platters coated with magnet ...
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Hand Drawn Dracula
Hand Drawn Dracula (HDD) is a Toronto-based independent record label. Artists who have released music on the label include Beliefs, Breeze, Brian Borcherdt, Bruce Peninsula, By Divine Right, Chastity, Dusted, Julie Fader, No Joy, Postdata, Ta ...
, a record label
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Head-down display
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Heating degree day
Heating degree day (HDD) is a measurement designed to quantify the demand for energy needed to heat a building. HDD is derived from measurements of outside air temperature. The heating requirements for a given Architectural structure, building at ...
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High definition display
High-definition video (HD video) is video of higher resolution and quality than standard-definition. While there is no standardized meaning for ''high-definition'', generally any video image with considerably more than 480 vertical scan lines (No ...
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Honorary Doctor of Divinity
A Doctor of Divinity (D.D. or DDiv; la, Doctor Divinitatis) is the holder of an advanced academic degree in divinity.
In the United Kingdom, it is considered an advanced doctoral degree. At the University of Oxford, doctors of divinity are ra ...
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Horizontal Directional Drilling
Directional boring, also referred to as horizontal directional drilling (HDD), is a minimal impact trenchless method of installing underground utilities such as pipe, conduit, or cables in a relatively shallow arc or radius along a prescribed und ...
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Hyderabad Airport (Sindh) (IATA:HDD), in Pakistan
* ; see
Device file ยง naming conventions
* Hard Drive Divinity, the transformed state of
CPUs in Hyperdimension Neptunia
*
Handan East railway station, China Railway pinyin code HDD
{{disambiguation