{{Wiktionary|DDD}} '''DDD''' or '''Triple D''' may refer to: {{TOC right|limit=2}}

==Science and medicine== *Defined daily dose, 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, a breakdown product of DDT *Dual pacing, dual sensing and dual response modes of a pacemaker *Depersonalization-derealization disorder, a psychiatric disorder involving feelings of oneself or the world being unreal, distant, or detached

==Computers and technology== *Data Display Debugger or GNU DDD, a popular graphical user interface for command-line debuggers *Digital Divide Data, 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, a methodology and set of priorities for programming *Developer! Developer! Developer!, a series of community conferences for software developers *3D Systems (DDD), a company that makes devices for stereolithography or 3D printing

==Arts and entertainment== *''DDD'' (album), by Poster Children, 2000, named after the SPARS code *"DDD" (Koda Kumi song), 2005 *"DDD" (EXID song), 2017 *"D.D.D.", a 2019 song by The Boyz *''Diners, Drive-Ins and Dives'', an American food TV series *David Dorfman Dance, an American dance company *Def Dames Dope, Belgian pop group from 1990s

==Other uses== *DDD, a bra size *Delta Delta Delta, a national collegiate sorority *Denali Destroyer Dolls, roller derby league based in Wasilla, Alaska *''Dictionary of Deities and Demons in the Bible'', an academic reference work *Destroy Dick December, an Internet challenge and follow-up to No Nut November *Die-deterioration doubling, a minting error on coins *Doe Triple-D, a make of tractor *Dhaalu Airport, Dhaalu Atoll, Maldives, IATA code DDD *Dongotono language of Southern Sudan, ISO 639-3 language code ddd *Doomsday device, a hypothetical construction — usually a weapon or weapons system — which could destroy all life on a planet, particularly Earth, or destroy the planet itself, bringing "doomsday", a term used for the end of planet Earth.

==See also== * King Dedede, a fictional character in Nintendo's ''Kirby'' video-game series * ''Di Di Di'', an album by Hang on the Box * 3D (disambiguation) * D3 (disambiguation) * DDDD (disambiguation)

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Category:Science disambiguation pages Category:Technology and engineering disambiguation pages