Editing DN

{{Wiktionary|dN}}
'''DN''', '''dN''', or '''dn''' may refer to:

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==Science, technology, and mathematics==
===Computing and telecommunications===
* Digital number, the discrete  of an analog value sampled by an [[analog-to-digital converter]]
* [[Telephone number|Directory number]] in a phone system
* [[Lightweight Directory Access Protocol|Distinguished Name]], an identifier type in the LDAP protocol
* [[Domain name]], an identification string used within the Internet
* [[Name server|Domain Nameserver]]
* [[DOS Navigator]], a DOS file manager

===Mathematics===
* [[dn (elliptic function)]], one of Jacobi's elliptic functions
* D<sub>n</sub>, a [[Coxeter–Dynkin diagram]]
* D<sub>n</sub>, a [[dihedral group]]
* D<sub>n</sub>, a [[Dirichlet kernel]]

===Other uses in science and technology===
* [[Newton (unit)|Decinewton]] (symbol dN), an SI unit of force
* [[Preferred_metric_sizes#ISO_6708_Nominal_Diameter|Diametre Nominal]], the European equivalent of [[Nominal Pipe Size]]
* [[Rolling element bearing#DN|Diameter of a rolling element bearing]] in mm multiplied by its speed in rpm
* [[Deductive-nomological model]], a philosophical model for scientific explanation
* Double negative [[T cell]]s, also called CD4<sup>&minus;</sup>CD8<sup>&minus;</sup>
* [[Diabetic nephropathy]]
* [[Diabetic neuropathy]]
* [[DN Factor]], a value used to calculate the correct lubricant for bearings

==Entertainment==
* Double nil, a bid in the game of [[Spades (card game)]]
* [[Descriptive chess notation]]
* [[Duke Nukem]], a video game character and a game franchise

==Journalism==
* ''[[The Ball State Daily News]]'', the student newspaper of Ball State University in Muncie, Indiana
* {{Lang|no|[[Dagens Næringsliv]]}}, a Norwegian newspaper
* {{Lang|sv|[[Dagens Nyheter]]}}, a Swedish newspaper
* ''[[Democracy Now!]]'', the flagship program for the Pacifica Radio network
* ''[[Diário de Notícias]]'', a Portuguese newspaper

==Places==
* [[Denmark]] (WMO country code DN)
* [[DN postcode area]] for Doncaster and surrounding areas, UK
* [[Dunedin]], New Zealand (commonly abbreviated DN)
* [[Dadra and Nagar Haveli]], a former union territory of India

==Other uses==
* DN, IATA code of [[Dan Air (Romania)|Dan Air]]
* [[Down (disambiguation)]]
* [[Diebold Nixdorf]], American financial technology company
* ''[[Digha Nikaya]]'', a part of the Buddhist ''Tripitaka''
* [[International DN]], a kind of iceboat
* [[Dreadnought]], a class of warships
* [[Debit note]], a commercial document
*DN, then IATA code for [[Norwegian Air Argentina]]
*DN, then IATA code for [[Senegal Airlines]]

{{disambiguation}}