D1

D1, D01, D.I, D.1 or D-1 can refer to:

Science and technology

• D1 (Sony), an early digital video recording format
• D1 (building), a 80-floor residential building currently under construction in Dubai
• ATC code D01 Antifungals for dermatological use, a subgroup of the Anatomical Therapeutic Chemical Classification System
• Dopamine receptor D₁
• Haplogroup D1 (Y-DNA)
• Mercedes D.I, a 1913 German 6-cylinder, water cooled, inline engine for use in aircraft
• Nikon D1, a digital single-lens reflex (DSLR) camera
• Vitamin D₁

and also :

• "D1", a hexadecimal value equal to the decimal value 209
• T-D1, the German T-Mobile mobile phone network former name
• D01, Carcinoma in situ of other and unspecified digestive organs ICD-10 code
• D-1, a West German funded and controlled STS mission.
• D1, an abbreviation for DOCSIS 1.0, an international telecommunications standard.

Transport

• D1 class Melbourne tram
• D1 multiple unit, a train developed at Torzhoksky car-building factory in Russia in 2007
• D1 road (Croatia), a state route in Croatia
• D1 motorway (Czech Republic), a highway in the Czech Republic
• D1 motorway (Slovakia), a highway in Slovakia
• D-1 Proton, a Russian commercial use rocket
• Bavarian D I, a 1923 German tank locomotive
• DFW DI, a DFW aircraft
• Dunne D.1, a 1907 British experimental aircraft
• Friedrichshafen D.I, a Friedrichshafen aircraft
• LB&SCR D1 class, a 1873 British powerful 0-4-2 suburban passenger tank locomotive
• NCC Class D1, a Northern Counties Committee Irish steam locomotive
• PRR D1, a 1968 American steam locomotive model
• the first model type of the BSA Bantam

Military

• D-1 152 mm howitzer, a Soviet World War II artillery system
• AEG D.I, a German World War I fighter
• Albatros D.I, a 1916 German fighter aircraft
• Aviatik D.I, a 1917 Austro-Hungarian single-engine, single-seater fighter biplane
• Char D1, a French tank
• Daimler D.I, a 1918 German fighter aircraft
• Dewoitine D.1, a 1922 French single-seat fighter aircraft
• Euler D.I, a 1917 German single-seat fighter
• Fokker D.I, a 1916 German aircraft
• Hansa-Brandenburg D.I, a 1916 German fighter aircraft
• Junkers D.I, a 1917 German fighter aircraft
• Knoller D.I, a KuKLFT D-class designations aircraft
• Phönix D.I, a 1917 Austro-Hungarian First World War biplane fighter
• Schütte-Lanz D.I, a 1915 German single-seat biplane fighter
• Siemens-Schuckert D.I, a 1916 German single-seat fighter
• UFAG D.I, a KuKLFT D-class designations aircraft
• WKF D.I, a KuKLFT D-class designations aircraft

Sports

• NCAA Division I, the highest division of American collegiate sports
• The D1 Grand Prix (or D1GP), the premier drifting championship in the world
• There are three other drifting series that use(d) the D1 moniker, related or not:
  • D1NZ, from New Zealand
  • D1 IRL, known now as Prodrift Irish Series in Ireland
  • D1UK, then D1GB (as former official franchise to D1GP), known now as European Drift Championship in the United Kingdom

Other

• D1, a Dublin, Ireland postcode
• D-1 guitar, a guitar model by C. F. Martin & Company
• D1 Music, a record label by Jay Paul Gordon
• D1 Recordings, an Irish techno record label
• "d1", an ironic reference to "one sided"-die which only shows the value 1 when used
• In town and country planning in the UK, D1 is the code for permission to use specific land or premises for non-residential institutions (schools, libraries, surgeries)
• D02, Richter-Veresov Attack ECO code
• D1 is the first technical climbing route up Longs Peak's Diamond.
• Dopamine receptor D₁, a subtype of dopamine receptor in the central nervous system
• D1, an A level Maths unit on all exam boards based on Decision mathematics
• D1 could also be an abbreviaton for Diablo (1), a popular Role Playing Game (RPG).

See also

• Di (disambiguation)