SN, Sn, sn, .sn, or s.n. may refer to:

Businesses and organizations

* Brussels Airlines (IATA code: SN) ** Sabena ** SN Brussels Airlines (IATA code: SN) * Servant of the People (''Sluha Narodu''), political party in Ukraine * Slovaks Forward (''Slovaci Napred''), a political party in Serbia * Standards Norway, the main standards organization of Norway * (National Party), a Polish political party *

Supreme Court of Poland The Supreme Court ( ) is the highest court in the Poland, Republic of Poland. It is located in the Krasiński Square, Warsaw. The legal basis for the competence and activities of the Supreme Court is the Constitution of Poland, Polish Consti ...

(''Sąd Najwyższy''), the court of last resort for non-administrative matters

Places

Senegal Senegal, officially the Republic of Senegal, is the westernmost country in West Africa, situated on the Atlantic Ocean coastline. It borders Mauritania to Mauritania–Senegal border, the north, Mali to Mali–Senegal border, the east, Guinea t ...

(ISO country code SN) *

Shaanxi Shaanxi is a Provinces of China, province in north Northwestern China. It borders the province-level divisions of Inner Mongolia to the north; Shanxi and Henan to the east; Hubei, Chongqing, and Sichuan to the south; and Gansu and Ningxia to t ...

, a province of China (Guobiao abbreviation SN) *

South Sulawesi South Sulawesi () is a Provinces of Indonesia, province in the South Peninsula, Sulawesi, southern peninsula of Sulawesi, Indonesia. The Selayar Islands archipelago to the south of Sulawesi is also part of the province. The capital and largest ci ...

, a province of Indonesia (ISO 3166-2:ID code) *

Saxony Saxony, officially the Free State of Saxony, is a landlocked state of Germany, bordering the states of Brandenburg, Saxony-Anhalt, Thuringia, and Bavaria, as well as the countries of Poland and the Czech Republic. Its capital is Dresden, and ...

, a state of Germany *

SN postcode area The SN postcode area, also known as the Swindon postcode area, is a group of eighteen postcode districts in England, within ten post towns. These cover north Wiltshire (including Swindon, Chippenham, Wiltshire, Chippenham, Calne, Corsham, Devize ...

, the UK postcode district containing Swindon and much of North Wiltshire

Religion

* Samyutta Nikaya or SN, a Buddhist scripture * Sutta Nipata or Sn, a Buddhist scripture

Science, technology, and mathematics

Computing

* .sn, the country-code top level domain of Senegal *sn, the ''surname'' attribute of the

Lightweight Directory Access Protocol The Lightweight Directory Access Protocol (LDAP ) is an open, vendor-neutral, industry standard application protocol for accessing and maintaining distributed directory information services over an Internet Protocol (IP) network. Directory serv ...

Mathematics

Symmetric group In abstract algebra, the symmetric group defined over any set is the group whose elements are all the bijections from the set to itself, and whose group operation is the composition of functions. In particular, the finite symmetric grou ...

or S_''n'' * ''n''-sphere or ''Sⁿ'' * sn (elliptic function), one of Jacobi's elliptic functions

Meteorology

*SN,

METAR METAR is a format for reporting weather information. A METAR weather report is predominantly used by aircraft pilots, and by meteorologists, who use aggregated METAR information to assist in weather forecasting. Raw METAR is highly standardize ...

code for snow * Spotter Network, a system for reporting location and severe weather observations of storm spotters and chasers

Other uses in science and technology

* Savin–Norov machine gun *

Space Network Space Network (SN) is a NASA program that combines space and ground elements to support spacecraft communications in Earth vicinity. The SN Project Office at Goddard Space Flight Center (GSFC) manages the SN, which consists of: * The geosynchr ...

, a NASA relay satellite system * Stereospecific numbering in compounds such as glycerophospholipids * Sthene, an obsolete unit of force or thrust in the metre-tonne-second system of units *

Substantia nigra The substantia nigra (SN) is a basal ganglia structure located in the midbrain that plays an important role in reward and movement. ''Substantia nigra'' is Latin for "black substance", reflecting the fact that parts of the substantia nigra a ...

, a brain structure *

Supernova A supernova (: supernovae or supernovas) is a powerful and luminous explosion of a star. A supernova occurs during the last stellar evolution, evolutionary stages of a massive star, or when a white dwarf is triggered into runaway nuclear fusion ...

, a stellar explosion, in astronomy and cosmology * Tin, symbol Sn, a chemical element

Other uses

* Seaman, abbreviation for the United States Navy rank *

Serial number A serial number (SN) is a unique identifier used to ''uniquely'' identify an item, and is usually assigned incrementally or sequentially. Despite being called serial "numbers", they do not need to be strictly numerical and may contain letters ...

, in component tracking *

Shona language Shona ( ; ) is a Bantu language spoken by the Shona people of Zimbabwe and Mozambique. The term is variously used to collectively describe all the Central Shonic varieties (comprising Zezuru, Manyika, Korekore and Karanga or Ndau) or specifica ...

(ISO 639 alpha-2 code "sn") * or s.n., a Latin term for "without a name" *

Spanish Navy The Spanish Navy, officially the Armada, is the Navy, maritime branch of the Spanish Armed Forces and one of the oldest active naval forces in the world. The Spanish Navy was responsible for a number of major historic achievements in navigation ...

*Abbreviation for

Sportsnet Sportsnet is a Television in Canada, Canadian English-language Discretionary service, discretionary sports broadcasting, sports specialty channel owned by Rogers Sports & Media. It was established in 1998 as CTV Sportsnet, a joint venture betw ...

, a Canadian sports specialty channel