DC

DC, D.C., or dc may refer to:

Places

• Washington, D.C. (District of Columbia) - the capital of the United States of America

Organizations

• DC Comics, a comic book publisher
• DC Inside, a South Korean internet forum
• DC Recordings, a record label
• DC Shoes, a footwear company
• Deccan Chronicle, a newspaper
• Democrazia Cristiana, the leading Italian party in the second half of the 20th century
• Christian Democrat Party of Chile
• Deccan Chargers, an Indian cricket franchise
• Delaware County Christian School, a private school in Pennsylvania, United States
• Dottrinari, or the Preti della Dottrina Cristiana, a Catholic organization
• Douglas Aircraft Company
• Dulwich College, an English secondary school
• Dutch Crossing, an academic journal on interdisciplinary Low Countries Studies
• DC, abbreviation for several Christian democratic parties throughout the world

Science and technology

• DC, the author abbreviation used in citing plant names published by Augustin Pyramus de Candolle
• Dynamic contrast, a technology related to LCD screens
• DigiCipher, a digital encoding scheme for digital television
• DCxx, product code for all Dyson vacuum cleaners
• Axiom of dependent choice, a concept in mathematics
• Direct Current, electric current flowing in one direction.

Electricity

• Direct current, the unidirectional flow of electric charge
• DC offset, the mean amplitude of a waveform
• DC bias, the mean value of a waveform in regard to a periodic function in the frequency domain
• decicoulomb, one-tenth coulomb, a unit of electric charge

Computers

• dc (computer program), a desktop calculator
• Device Context, a programming object within the Microsoft Windows API
• Direct Connect (file sharing), a peer-to-peer file sharing protocol
• Distributed computing
• Domain controller, a Microsoft Windows server that responds to security authentication requests
• Data center
• Dublin Core, a metadata standard
• Domain Component, an attribute for DNS names in LDAP
• DC-frames or DC-pictures, type of frames/pictures in MPEG encoding
• Dining cryptographers problem

Video games

• Dreamcast, a video game console
• Da Capo (visual novel)
• Dark Cloud, a video game series
• Desert Combat, a mod of Battlefield 1942
• Dream Chronicles, a casual video game and series
• DC, Dark Crystal, items for the MMORPG Lineage II
• Drift City, a racing game

Medicine and biology

• Dendritic cell, a type of immune cell
• Doctor of Chiropractic
• Dilation and Curettage

Television, film, and music

• Da capo, a musical term
• D.C. (TV series)
• Dashboard Confessional, an American rock band
• Destiny's Child, a musical group
• Detective Conan, a manga also known as Case Closed
• Dick Clark Productions
• Discovery Channel
• Disney Channel
• The Dixie Chicks, a country music group
• Drum Connection, a German musical group

People

• David Cameron (born 1966), British Prime Minister
• A. P. de Candolle (1778–1841), botanist abbreviated as DC in botanical nomenclature
• Dave Chappelle (born 1973), African-American comedian
• David Coulthard (born 1971), British racing driver
• D. C. Fontana (born 1939), screenwriter
• Dane Cook, American comedian whose self-given nickname is DC
• Dan Carter, New Zealand Rugby player, often nicknamed 'DC'
• David Cook (singer), winner of the seventh season of American Idol
• Donald L. Cox (1936–2011), Field Marshal of the Black Panther Party

Business and finance

• Defined contribution, a type of pension plan
• Distribution center
• Debit card
• Directors' Centre, DC or TheDC - UK consultancy run by Robert Craven

Transportation

• Golden Air, an airline, DC in IATA code
• NZR DC class, the most common class of locomotive on New Zealand's railway network

Government, police, law and courts

• Detective Constable, rank in the British police
• Deputy Commissioner of Police of the Metropolis, London Metropolitan Police Service senior rank
• Dossier criminal
• Development control in the United Kingdom, the process of regulating land use and new building in the UK
• District Court

Other uses

• DC, the number 600 in Roman numerals
• Delivery confirmation, the United States Postal Service trademarked term for tracking delivery status of certain classes of mail
• Dené–Caucasian, a speculative language family
• Developed country
• Diet Coke, a sugar-free soft drink