SL may refer to:
Arts and entertainment SL (rapper), a rapper from London Second Life, a multi-user 3D virtual world Sensei's Library, an Internet site dedicated to the game of Go Subdominant leittonwechselklänge Leicaflex SL, a mechanical reflex camera Leica SL, a mirrorless system camera
Business and organizations Sociedad Limitada, the Spanish version of a private limited company →
Politics Serbian Left (Srpska levica), a political party in Serbia Stronnictwo Ludowe, a defunct Polish political party Student List (Studentska Lista), a Serbian citizens' group Soyons Libres, a French political party
Transportation and vehicles SL Corporation, a Korean auto parts company Rio Sul Serviços Aéreos Regionais (IATA code SL), a Brazilian airline Salt Lake City Southern Railroad (reporting mark SL) Stor-Oslo Lokaltrafikk, a public transport operator in Akershus, Norway Storstockholms Lokaltrafik, the public transport operator in Stockholm, Sweden Thai Lion Air (IATA airline code SL) Mercedes-Benz SL-Class, an automobile
Trade unions Association of Social Educators, a trade union in Denmark
Geography Sierra Leone, in West Africa, ISO 3166 code Saarland, a state of Germany SL postcode area of the United Kingdom Sungai Long, in Selangor, Malaysia Sri Lanka, an island country in South Asia
Language Sl (digraph), a Latin-script digraph Sign language, used by deaf persons Slovene language (ISO 639-1 code "sl") Sl, a letter in the Proto-Canaanite abjad
Science, technology, and mathematics Biology Sensu lato, a term used in taxonomy to mean "in the wider sense" of a definition Standard length, a common measurement for fish Abbreviation for × Sophrolaelia, an orchid genus
Computing sl, a humorous command in some Unix-based systems that draws an animation of a steam locomotive, intended to be invoked as a typo of ls .sl, the country code top-level domain for Sierra Leone SL (complexity), a class of computational complexity Scientific Linux, a Linux distribution Service Loading, a variant of WAP push method
Mathematics SL (complexity), a class of computational complexity sl (elliptic function), sine lemniscate function Special linear group in mathematics, denoted SLn or SL(n) Special linear Lie algebra, denoted or
Other uses Serjeant-at-law, a former type of barrister in England and Ireland Sine loco in bibliographies means that place of publication is unknown Standard Liège, a Belgian professional football club Southern League (New Zealand), association football league in New Zealand Sublingual administration of medicine Surround Left (SL) speaker on a 5.1 surround sound setup
See also
LS (disambiguation) SLS (disambiguation)