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Meanings and definitions for D1
What does D1 stand for? What does D1 mean?
- D1, D01, D.I, D.1 or D-1 can refer to:
== Science and technology ==
=== Biochemistry and medicine ===
ATC code D01 Antifungals for dermatological use, a subgroup of the Anatomical Therapeutic Chemical Classification System
Dopamine receptor D1, a protein
Haplogroup D1 (Y-DNA)
Vitamin D1, a form of Vitamin D
DI, Iodothyronine deiodinase type I, an enzyme involved with thyroid hormones
D01, an ICD-10 Chapter II: Neoplasms code
=== Technology ===
Nikon D1, a digital single-lens reflex camera
D1, former brand of T-Mobile in Germany
D1, an abbreviation for DOCSIS 1.0 1.0, an international telecommunications standard
D-1 (Sony), an early digital video recording format
STS-61-A, also known as D-1, the 22nd mission of NASA's Space Shuttle program
D-1, from the Proton (rocket family), Russian rockets
Mercedes D.I, a 1913 German aircraft engine
== Military ==
=== World War I fighter aircraft ===
AEG D.I
Albatros D.I
Halberstadt D.I, experimental version of Halberstadt D.II (and Aviatik D.I variant)
Aviatik (Berg) D.I
Daimler D.I
Deutsche Flugzeug-Werke D.I
Euler D.I
Flugzeugbau Friedrichshafen D.I
Fokker D.I
Hansa-Brandenburg D.I
Junkers D.I
Knoller D.I, an Imperial and Royal Aviation Troops aircraft
Phönix D.I
Schütte-Lanz D.I
Siemens-Schuckert D.I
WKF D.I, an Imperial and Royal Aviation Troops aircraft
=== Other uses in military ===
Char D1, a 1930s French tank
Dewoitine D.1, a 1920s French single-seat fighter aircraft
Dunne D.1, a 1907 British experimental aircraft
152 mm howitzer M1943 (D-1), a Soviet World War II artillery system
HMS D1, British early 20th century submarine
USS D-1 (SS-17), a 1909 American submarine
== Transportation ==
=== Locomotives and trams ===
D1-class, a variant of D-class Melbourne tram
D1 multiple unit, a train built in 1960s-1980s in Hungary for Soviet railways
LB&SCR D1 class, an 1873 British tank locomotive
NCC Class D1, a Northern Counties Committee Irish gauge steam locomotive
Pennsylvania Railroad class D1, an 1868 American steam locomotive
Bavarian D I, an 1871 Bavarian tank locomotive
=== Roads ===
D1 road (Croatia)
D1 motorway (Czech Republic)
D1 motorway (Slovakia)
=== Other uses in transportation ===
D1, a model of BSA Bantam British motorcycle
D1, a commuter rail line of Moscow Central Diameters
== Sports ==
NCAA Division I, D-I, the highest division of American collegiate athletics
D1 Grand Prix, a production car drifting series from Japan
D1NZ, a production car drifting series in New Zealand
== Other uses ==
D1 (building), a residential building in Dubai
D1 (Longs Peak), a technical climbing route in Colorado, U.S.
D1, a Dublin postal district
D1, a guitar model by C. F. Martin & Company
D1, a code in Town and country planning in the United Kingdom
D1, a transmittered juvenile female bald eagle from the 2011 clutch of the Decorah Bald Eagles
D1, a discount store chain from Colombia.
- ATC code D01 Antifungals for dermatological use, a subgroup of the Anatomical Therapeutic Chemical Classification System
- Dopamine receptor D1, a protein
- Haplogroup D1 (Y-DNA)
- Vitamin D1, a form of Vitamin D
- DI, Iodothyronine deiodinase type I, an enzyme involved with thyroid hormones
- D01, an ICD-10 Chapter II: Neoplasms code
- Nikon D1, a digital single-lens reflex camera
- D1, former brand of T-Mobile in Germany
- D1, an abbreviation for DOCSIS 1.0 1.0, an international telecommunications standard
- D-1 (Sony), an early digital video recording format
- STS-61-A, also known as D-1, the 22nd mission of NASA's Space Shuttle program
- D-1, from the Proton (rocket family), Russian rockets
- Mercedes D.I, a 1913 German aircraft engine
- AEG D.I
- Albatros D.I
- Halberstadt D.I, experimental version of Halberstadt D.II (and Aviatik D.I variant)
- Aviatik (Berg) D.I
- Daimler D.I
- Deutsche Flugzeug-Werke D.I
- Euler D.I
- Flugzeugbau Friedrichshafen D.I
- Fokker D.I
- Hansa-Brandenburg D.I
- Junkers D.I
- Knoller D.I, an Imperial and Royal Aviation Troops aircraft
- Phönix D.I
- Schütte-Lanz D.I
- Siemens-Schuckert D.I
- WKF D.I, an Imperial and Royal Aviation Troops aircraft
- Char D1, a 1930s French tank
- Dewoitine D.1, a 1920s French single-seat fighter aircraft
- Dunne D.1, a 1907 British experimental aircraft
- 152 mm howitzer M1943 (D-1), a Soviet World War II artillery system
- HMS D1, British early 20th century submarine
- USS D-1 (SS-17), a 1909 American submarine
- D1-class, a variant of D-class Melbourne tram
- D1 multiple unit, a train built in 1960s-1980s in Hungary for Soviet railways
- LB&SCR D1 class, an 1873 British tank locomotive
- NCC Class D1, a Northern Counties Committee Irish gauge steam locomotive
- Pennsylvania Railroad class D1, an 1868 American steam locomotive
- Bavarian D I, an 1871 Bavarian tank locomotive
- D1 road (Croatia)
- D1 motorway (Czech Republic)
- D1 motorway (Slovakia)
- D1, a model of BSA Bantam British motorcycle
- D1, a commuter rail line of Moscow Central Diameters
- NCAA Division I, D-I, the highest division of American collegiate athletics
- D1 Grand Prix, a production car drifting series from Japan
- D1NZ, a production car drifting series in New Zealand
- D1 (building), a residential building in Dubai
- D1 (Longs Peak), a technical climbing route in Colorado, U.S.
- D1, a Dublin postal district
- D1, a guitar model by C. F. Martin & Company
- D1, a code in Town and country planning in the United Kingdom
- D1, a transmittered juvenile female bald eagle from the 2011 clutch of the Decorah Bald Eagles
- D1, a discount store chain from Colombia.
- D-1 visa, a non-immigrant U.S. visa
- "D-1", a song from Yves (single) by Loona
- D1 Recordings, an Irish independent techno record label
- D01, ECO code for the Richter-Veresov Attack chess opening
- The D.I., 1957 military film by Jack Webb
- DHARMA Initiative, a fictional research project in the television series Lost
- Di, a tone in the solfège ascending chromatic scale existing between Do and Re
- dizi (instrument) or di, a Chinese transverse flute
- D.I. (band), a punk band from Southern California
D.I. (EP), a 1983 EP by the same band above
- Dagens Industri, a Swedish financial newspaper
- The Daily Iowan, a student newspaper for the University of Iowa
- Digitally Imported, an internet radio service
- Deseret Industries, an LDS thrift store
- Destination ImagiNation, an international creative problem solving organization for children
- Defensa Interior, an anti-Franco militant anarchist group in 1960s Spain
- DynCorp International, a major United States defense contractor
- Dimensional Insight, a business intelligence company
- Discovery Institute, an intelligent design advocacy group
- Dogwood Initiative, a Canadian non-profit public interest group based in Victoria, British Columbia
- Norwegian Air UK, a UK based airline (IATA designator)
- Desert Inn, a former casino in Las Vegas
- Diplomi-insinööri, a Finnish 6-year engineering degree
- Direct instruction, an instructional method focused on a systematic curriculum design
- Di, a prefix used in organic chemistry nomenclature
- Didymium, a mixture of the elements praseodymium and neodymium once thought to be an element
- Diopside, a clinopyroxene mineral
- Band 3, a protein
- Deionized water, a type of water deprived of the dissolved impurities of ionic nature
- Diabetes insipidus, a disease
- Iodothyronine deiodinase type I, one of a subfamily of enzymes important in the activation and deactivation of thyroid hormones
- Dentinogenesis imperfecta a genetic disorder of tooth development
- Di (Five Barbarians) (氐), an ethnic group that overran northern China during the Sixteen Kingdoms period
- Beidi or Northern Di (狄), ethnic groups living in northern China during the Zhou Dynasty
- Di (surname) (狄), a Chinese surname sometimes also romanized Dee, particularly:
Di Renjie a Tang-dynasty official later fictionalized in a series of Chinese detective stories
- A diminutive form of the names:
Diana (given name)
- Diana, Princess of Wales (1961–1997), commonly known as Princess Di or Lady Di
- Digital intermediate, a filmmaking post-production process
- Dependency inversion principle, a specific form of decoupling software modules
- Dependency injection, a method of decoupling components in software
- DI unit or Direct Input box, an audio device used with PA systems and in sound recording studios
- DI register, or destination index, in x86 computer architecture
- Direction indicator, an instrument in aviation also known as a heading indicator
- Direct ignition, see Distributor § Direct ignition
- Direct impingement, a class of firearm gas operation mechanism
- Direct injection, a type of fuel injection
- Diagnostic imaging
- di (帝), a Chinese word employed in
the temple names of deified Chinese emperors
- Shangdi (Chinese: 上帝, lit. "Lord on High"), the Chinese name for the supreme sky god either in native Chinese beliefs or in translation of monotheistic faiths like Christianity and Islam
- di (Chinese concept) (地), the concept of "earth" in traditional Chinese cosmologies
- di, an irregular Latin masculine plural of deus ("god", "deity")
- Di (cuneiform), an ancient written sign
- Diameter, the distance across the middle of a circle
- Direction Italy, a liberal-conservative political party in Italy
- Di Department, one of the eight departments of the Sourou Province in Burkina Faso
- 501 (number) in Roman numerals
- Democracy Index, compiled by the Economist Intelligence Unit
- Detective Inspector, a police rank
- Disability insurance, a form of insurance that insures the beneficiary's earned income against the risk that a disability will make working uncomfortable
- Disposable Income, total personal income minus personal current taxes
- Hong Kong Document of Identity, issued by the Hong Kong Immigration Department
- Drill instructor, a non-commissioned officer in many military or police forces
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