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Dutch Dike reinforcement programmes (HWBP)
The Dutch Dike reinforcement programs, or Hoogwaterbeschermingsprogramma (HWBP), is the national program launched in 2014 to bring all Dutch primary flood defenses up to statutory safety standards by 2050.
Dutch door
A Dutch door is a door split horizontally into two halves that can open separately or latch together, letting air in while keeping children and animals out.
Dutch national flag problem
The Dutch national flag problem, posed by Edsger Dijkstra in 1973, is sorting an array of three values, such as red, white, and blue, in one pass in place.
Dutch roll
Dutch roll is an aircraft oscillation in which rolling and yawing motions occur out of phase, making the nose trace a figure eight on the horizon.
Dutch Safety Board
The Dutch Safety Board (Onderzoeksraad voor Veiligheid, OVV) is an independent Dutch administrative body, established in 2005, that investigates accidents and disasters and issues safety recommendations without determining guilt.
Duty cycle
Duty cycle, also called duty ratio or duty factor, is the fraction of a repetitive pulse waveform's period during which the signal is active, usually as a percentage.
Duva Oil and Gas Field
Duva is an oil and gas field in the northern Norwegian North Sea, discovered in 2016, producing since 2021 via a subsea tie-back to the Gjøa platform.
Duvet
A duvet, also called a continental quilt, is a soft-filled fabric bag laid over a sleeper, usually inside a washable cover, in place of sheets and blankets.
Duvha power station
Duvha power station, the Venda word for the sun, is a coal-fired base-load plant in Emalahleni, South Africa, owned by Eskom and built between 1975 and 1984.
Duwamish (fireboat)
The Duwamish is a retired Seattle Fire Department fireboat, launched in 1909 and in service about 75 years before her 1984 retirement, now a museum ship in Seattle.
Duxford Aerodrome
Duxford Aerodrome, also known as RAF Duxford, is a historic airfield near Cambridge built by the Royal Flying Corps in 1917 and now the site of Imperial War Museum Duxford.
Duyên Hải Thermal Power Station
Duyên Hải Thermal Power Station, also called Duyen Hai Power Center, is a three-plant coal-fired complex in Trà Vinh province, Vietnam, with about 4,200 MW supplying southern Vietnam.
Duyfken
The Duyfken, a Dutch East India Company vessel, became the first European ship known to sight and chart Australia, mapping Cape York in 1606 under Willem Janszoon.
Duyun power station
Duyun power station, also called Guodian Duyun power station, is a coal-fired power plant in Fuquan, Guizhou, China, with two supercritical units totaling about 1,200 MW.
dV-Trainer
The dV-Trainer is a virtual reality robotic surgery simulator developed by Mimic Technologies of Seattle that emulates the da Vinci Surgeon's Console, first installed at Indiana University in 2007.
Dvalin Oil and Gas Field
Dvalin Oil and Gas Field is a gas field in the central Norwegian Sea, discovered in 2010, producing since November 2020 via a subsea tie-back to the Heidrun platform, operated by Harbour Energy Norge AS.
DVB-C
DVB-C (Digital Video Broadcasting – Cable) is a standard for digital television over cable networks, published by ETSI in 1994 and adopted worldwide except North America, where DOCSIS dominated.
DVB-H
DVB-H (Digital Video Broadcasting – Handheld) is a standard, published as ETSI EN 302 304 in November 2004, for broadcasting television, radio, and data to battery-powered handheld receivers.
DVB-NGH
DVB-NGH (Next Generation Handheld) is a physical-layer specification from the DVB Project for broadcasting to handheld and mobile terminals, approved in 2012 and published by ETSI in 2022.
DVB-RCS
DVB-RCS (Return Channel via Satellite) is a Digital Video Broadcasting standard that adds a two-way return channel to one-way satellite broadcasts, enabling IP traffic over VSAT.
DVB-S
DVB-S (Digital Video Broadcasting - Satellite) is the 1994 standard for transmitting digital television by satellite, and the first transmission standard of the DVB Project.
DVB-S2
DVB-S2 (Digital Video Broadcasting - Second Generation Satellite) is an open satellite transmission standard ratified by ETSI in 2005, succeeding DVB-S and serving broadcasting, interactive services, and satellite news gathering.
DVB-S2X
DVB-S2X (Digital Video Broadcasting, Satellite, Second Generation eXtensions) is a 2014 set of optional extensions to DVB-S2, adding higher-order modulation, channel bonding, and very-low signal-to-noise operation.
DVB-SH
DVB-SH (Digital Video Broadcasting – Satellite services to Handhelds) is a mobile broadcast standard, published by ETSI in 2008, for delivering video to handheld devices over hybrid satellite and terrestrial networks.
DVB-T
DVB-T (Digital Video Broadcasting - Terrestrial) is the ETSI standard for broadcasting digital television from terrestrial transmitters using OFDM, adopted in Spain and over 110 countries; its successor is DVB-T2.
DVB-T2
DVB-T2 (Digital Video Broadcasting – Second Generation Terrestrial) is a standard for digital terrestrial television, offering far more capacity than DVB-T and carrying Freeview HD since 2009.
DVC (data version control)
DVC (Data Version Control) is a free, open-source command-line tool that versions large datasets and machine learning models alongside code, announced in 2017 and stewarded by lakeFS since 2025.
DVD
DVD, an abbreviation for Digital Versatile Disc, is an optical disc format introduced in 1995, holding 4.7 gigabytes per side and succeeding the CD as the dominant home-video medium.
DVD player
A DVD player is a device that reads digital video and audio from a DVD disc and plays it on a television, launched in Japan in 1996.
DVD region code
A DVD region code is a digital rights restriction dividing the world into numbered playback regions, preventing a licensed player from playing discs set for other regions.