LS

LS may refer to:

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BusinessesEdit

Lewis and Short (abbr. "L&S"), authors of the 1879 work A Latin Dictionary
Lectori Salutem (L.S.), Latin for 'Greetings Reader' and used as opening words to a letter
locus sigilli, Latin for 'place of the seal', used in notarized and legal documents; see: Seal (contract law)

Liberal Party of Croatia (Template:Langx or LS), a Croatian political party active from 1998–2006
Liberal Democratic Party (Serbia, 1989), formerly known as the Liberal Party and abbreviated as LS
Liberals of Serbia, a defunct political party in Serbia
Liberals' Movement (Lithuania), a political party in Lithuania
Lincoln-Sudbury Regional High School, Massachusetts, US
Lok Sabha, the lower house of the Parliament of India
Loyola Schools, the college unit of the Ateneo de Manila University in Quezon City, Philippines

Light-second (ls), a unit of length in astronomy equivalent to the distance light travels in one second
Local Supercluster (LS) or Virgo Superclaster, our galaxy supercluster

Lung surfactant, a lipoprotein complex
Legius syndrome, also known as Neurofibromatosis 1-like syndrome, a genetic disorder
Lichen sclerosus, a skin disease
Linnean Society of London, postnominal LS
Live sand, in aquaria, sand populated with bacteria and organisms to aid in dissolving organic wastes

ls, a command specified by POSIX and by the Single UNIX Specification; used for listing files
.ls, the internet top-level domain for Lesotho
Link-state routing protocol, used in packet-switching networks
Location Services, a component of Microsoft's System Center Configuration Manager software
LS, a low-power Schottky version of a 7400 series chip

Least squares, a regression analysis
Löwenheim–Skolem theorem, a theorem in first-order logic dealing with the cardinality of models