NN, Nn, or nn may refer to: NN/nn,

Nynorsk Nynorsk (; ) is one of the two official written standards of the Norwegian language, the other being Bokmål. From 12 May 1885, it became the state-sanctioned version of Ivar Aasen's standard Norwegian language (''Landsmål''), parallel to the Da ...

, a Norwegian written language (ISO 639 alpha-1 code "nn"). They are sometimes used on websites to distinguish them from their counterparts

Bokmål Bokmål () (, ; ) is one of the official written standards for the Norwegian language, alongside Nynorsk. Bokmål is by far the most used written form of Norwegian today, as it is adopted by 85% to 90% of the population in Norway. There is no cou ...

. E.g. nn.wikipedia.org vs no.wikipedia.org.

Businesses and organizations

Nationale-Nederlanden NN Group N.V. is the parent company of NN Investment Partners and Nationale-Nederlanden (). Nationale-Nederlanden is one of the largest insurance and asset management companies in the Netherlands. NN Group is headquartered in The Hague, its of ...

, a Dutch insurance company commonly referred to as NN *

Netroots Nation Netroots Nation is a political Convention (meeting), convention for American Progressivism in the United States, progressive political activists. Originally organized by readers and writers of Daily Kos, a Liberalism, liberal political blog, i ...

, a political convention for American progressive activists *

Nevada Northern Railway The Nevada Northern Railway was a railroad in the U.S. state of Nevada, built primarily to reach a major copper producing area in White Pine County, Nevada. The railway, constructed in 1905–06, extended northward about from Ely, Nevada, Ely to ...

(reporting mark NN) * Norilsk Nickel, а metallurgical and mining company * VIM Airlines (IATA airline designator NN) *

Nigerian Navy The Nigerian Navy (NN) is the Navy, naval branch of the Nigerian Armed Forces, Nigerian armed forces. With more than 70 warships, it is categorised as the fourth strongest navy in Africa (after South Africa, Egypt, Algeria and Morocco). It is co ...

, A part of the armed forces of Nigeria * New Hope (Polish: ), a polish far right party

Places

* NN postcode area, UK, for areas of Northamptonshire, England *

Nizhniy Novgorod Nizhny Novgorod ( ; rus, links=no, Нижний Новгород, a=Ru-Nizhny Novgorod.ogg, p=ˈnʲiʐnʲɪj ˈnovɡərət, t=Lower Newtown; colloquially shortened to Nizhny) is a city and the administrative centre of Nizhny Novgorod Oblast an ...

, a Russian city/major trading center * Newport News, a city in Virginia, United States

Science and technology

Nearest neighbor (disambiguation) Nearest neighbor may refer to: * Nearest neighbor search in pattern recognition and in computational geometry * Nearest-neighbor interpolation for interpolating data * Nearest neighbor graph in geometry * Nearest neighbor function in probabilit ...

, with several related uses in mathematics *

Net neutrality Net neutrality, sometimes referred to as network neutrality, is the principle that Internet service providers (ISPs) must treat all Internet communications equally, offering User (computing), users and online content providers consistent tra ...

, the principle that Internet service providers should treat all data the same *

Neural network A neural network is a group of interconnected units called neurons that send signals to one another. Neurons can be either biological cells or signal pathways. While individual neurons are simple, many of them together in a network can perfor ...

, a group of interconnected nerve cells or a machine-learning model inspired by one *

Normalnull ("standard zero") or (short N. N. or NN) is an outdated official vertical datum used in Germany. Elevations using this reference system were to be marked (“meters above standard zero”). has been replaced by (NHN). History In 187 ...

, a German height reference system preceding Normalhöhennull (NHN) * nn, the chemical symbol for the hypothetical element

Neutronium Neutronium (or neutrium, neutrite, or element zero) is a hypothetical substance made purely of neutrons. The word was coined by scientist Andreas von Antropoff in 1926 (before the 1932 discovery of the neutron) for the hypothetical "element of ...

Other uses

* N. N., a pseudonym of 18th-century Italian priest

Camillo Almici Camillo Almici (2 November 1714 – 30 December 1779) was a Catholic priest and academic of the Congregation of the Oratory. Biography Almici was born at Brescia, of a noble family. He became a member of the Congregation of the Oratory at a ver ...

* N. N., pseudonym of Russian economist

Sergei Prokopovich Sergei Nikolaevich Prokopovich (; 1871–1955) was a Russian economist, sociologist, Revisionist Social-Democrat and later a liberal politician. Life Prokopovich was born into a noble family in Tsarskoe Selo in 1871. In the early 1890s he bec ...

* ''NN'' (film), a 2014 Peruvian film * is a digraph, see * Ñ, a letter in Spanish, originally derived from the written "nn" *

Double net lease In the field of commercial real estate, especially in the United States, a net lease requires the tenant to pay, in addition to rent, some or all of the property expenses that normally would be paid by the property owner (known as the "landlord" ...

, a type of lease used for commercial real estate *

Nomen nescio ''Nomen nescio'' (), abbreviated to ''N.N.'', is used to signify an anonymous or unnamed person. From Latin – "name", and – "I do not know", it literally means "I do not know the name". The generic name Numerius Negidius used in Roman tim ...

(Latin for "no name"), a person whose name is unknown *NN, the production code for the 1967 ''Doctor Who'' serial ''

The Abominable Snowmen ''The Abominable Snowmen'' is the mostly missing second serial of the fifth season of the British science fiction television series '' Doctor Who'', which originally aired in six weekly parts from 30 September to 4 November 1967. In this se ...

'' * Nick Nurse, head coach of the NBA's Toronto Raptors * Nintendo Network, a discontinued Nintendo service {{disambiguation