Di

Di or DI may refer to:

In arts and media

Film and television

• The D.I. (film), 1957 military film by Jack Webb
• DHARMA Initiative, a fictional research project in the television series Lost

Music

• 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

Publications

• Dagens Industri, a Swedish financial newspaper
• The Daily Iowan, a student newspaper for the University of Iowa

Other media

• Digitally Imported, an internet radio service

Businesses and organisations

• 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)

In education

• Diplomi-insinööri, a Finnish 6-year engineering degree
• Direct Instruction, an instructional method focused on a systematic curriculum design

Natural sciences and mathematics

• Di, a prefix used in organic chemistry nomenclature
• Diameter, the distance across the middle of a circle
• 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

People

Ethnic groups

• 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
• Diren (merfolk) (氐人族, translated as "Low People"), legendary beings with human-like faces and legless fish-like bodies.

Individuals

• 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)
  • Diane
  • Dianne (disambiguation)
• Diana, Princess of Wales (1961–1997), commonly known as Princess Di or Lady Di

Technology

• 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

In religion

• 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")

Other uses

• 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
• Document of Identity, issued by the Hong Kong Immigration Department
• Drill instructor, a non-commissioned officer in many military or police forces

See also

• Lady Di (disambiguation)
• Die (disambiguation)