Look up dN in Wiktionary, the free dictionary.

DN, dN, or dn may refer to:

Science, technology, and mathematics

Computing and telecommunications

• Digital number, the discrete of an analog value sampled by an analog-to-digital converter
• Directory number in a phone system
• Distinguished Name, an identifier type in the LDAP protocol
• Domain name, an identification string used within the Internet
• Domain Nameserver
• DOS Navigator, a DOS file manager

Mathematics

• dn (elliptic function), one of Jacobi's elliptic functions
• D_n, a Coxeter–Dynkin diagram
• D_n, a dihedral group

Other uses in science and technology

• Decinewton (symbol dN), an SI unit of force
• Diametre Nominal, the European equivalent of Nominal Pipe Size
• 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 cells, also called CD4⁻CD8⁻
• 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
• Dagens Næringsliv, a Norwegian newspaper
• 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
• 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

This disambiguation page lists articles associated with the title DN.
If an internal link led you here, you may wish to change the link to point directly to the intended article.