DDD or Triple D may refer to:

Science and medicine

Defined daily dose The defined daily dose (DDD) is a statistical measure of pharmaceutical drug, drug consumption, defined by the World Health Organization (WHO) Collaborating Centre for Drug Statistics Methodology. It is defined in combination with the Anatomical T ...

, a World Health Organization statistical measure of drug use * Degenerative disc disease, a common disorder of the lower spine *Dense deposit disease, the preferred name for Membranoproliferative glomerulonephritis Type II *

Dichlorodiphenyldichloroethane Dichlorodiphenyldichloroethane (DDD) is an organochlorine insecticide that is slightly irritating to the skin.Merck Index, 11th ed, p482 DDD is a metabolite of DDT.“p,p'-Dichlorodiphenyl dichloroethane (DDD) (CASRN 72-54-8).” ''Integrated Ri ...

, a breakdown product of DDT *Dual pacing, dual sensing and dual response modes of a pacemaker

Computers and technology

* Data Display Debugger or GNU DDD, a popular graphical user interface for command-line debuggers *

Digital Divide Data DDD is a social enterprise that delivers digital content, data and research services to clients worldwide. Customers receive high-quality competitively priced digital content services. At the same time, DDD's innovative social model enables talen ...

, a social enterprise providing disadvantaged youths in Cambodia, Laos and Kenya with IT education and training * Direct distance dialing, a method for telephone subscribers to call long-distance numbers without operator assistance *DDD, the SPARS code for a CD that was recorded, mixed, and mastered digitally *

Domain-driven design Domain-driven design (DDD) is a major software design approach, focusing on modeling software to match a domain according to input from that domain's experts. Under domain-driven design, the structure and language of software code (class name ...

, a methodology and set of priorities for programming *

Developer! Developer! Developer! Developer! Developer! Developer!, more commonly known as DDD, is a series of community conferences aimed at software developers. History DDD conferences started in 2005, as a community conference organised by software developers for software dev ...

, a series of community conferences for software developers *

3D Systems 3-D, 3D, or 3d may refer to: Science, technology, and mathematics Relating to three-dimensionality * Three-dimensional space ** 3D computer graphics, computer graphics that use a three-dimensional representation of geometric data ** 3D film, a ...

(DDD), a company that makes devices for stereolithography or 3D printing

Entertainment and popular culture

Music

* ''DDD'' (album), a 2000 album by Poster Children named after the pure digital SPARS code * "DDD" (Koda Kumi song), 2005 * "DDD" (EXID song), 2017

Television

*''

Diners, Drive-Ins and Dives ''Diners, Drive-Ins and Dives'' (often nicknamed ''Triple D'' and stylized as ''Diners, Drive-Ins, Dives'') is an American food reality television series that premiered on April 23, 2007, on the Food Network. It is hosted by Guy Fieri. The show o ...

'', an American food television series

Organizations

* Delta Delta Delta, a national collegiate sorority *

Denali Destroyer Dolls The Denali Destroyer Dolls (DDD) is a women's flat track roller derby league based in Wasilla, Alaska. Founded in 2010, the league consists of a single team, which competes against teams from other leagues. The league was founded in July 2010 a ...

, roller derby league based in Wasilla, Alaska

Other uses

*'' Dictionary of Deities and Demons in the Bible'', an academic reference work *DDD, a brassiere cup size * Destroy Dick December, a joke Internet challenge *

Die-deterioration doubling {{numismatics Die deterioration doubling (DDD) is a common form of mint-made error on many United States and Canadian coins that results from degradation of the die used to strike the coin. Due to a combination of improper preparation and treatm ...

, a minting error on coins * Direct digital democracy *

Dongotono language Dongotono (Dongotono pronunciation: /dóŋòtónò/) is an Eastern Nilotic language spoken by an estimated 5,000 people in South Sudan. Classification Dongotono has been classified as a member of the Eastern Nilotic branch of Nilotic, in the E ...

, a language of Southern Sudan *

Doe Triple-D The Doe Triple-D or Doe Dual Drive is a make of tractor produced by Ernest Doe & Sons in the 1950s and 1960s in Ulting Essex. Its two engines and 90-degree articulation made it one of the most unorthodox tractors ever built. Development Durin ...

tractor *

Dhaalu Airport Dhaalu Airport is a regional domestic airport located on the island of Kudahuvadhoo in Dhaalu Atoll in the Republic of Maldives. It was built by Reollo Investments Pvt. Ltd. and is operated by Dhaalu Airport Holdings. History The airport began ...

, Dhaalu Atoll, Maldives (IATA code DDD) *The first "Three D's" of pruning: Damaged, Diseased and Dead