LSA or Lsa is an acronym standing for:

Education and academia Licence of the Society of Apothecaries Light: Science & Applications, a scientific journal Student Union of Latvia ()

Institutions College of Literature, Science, and the Arts at the University of Michigan University of Liverpool School of Architecture, England, UK La Salle Academy, a Catholic, all-boys high school in New York Lakshmipat Singhania Academy, a non-profit school group in India

Military Light Small Arms Logistics Support Analysis, a military support planning methodology Logistics Support Area, a large military depot London Small Arms Co. Ltd, an English gun-making firm between 1866 and 1935 Lubricant, Semi-fluid, Automatic Weapons, MIL-L-46000

Organizations

Law and Society Association Law Society of Alberta League for Socialist Action, a Canadian political group active in the 1960s and 70s Learn and Serve America, a U.S. government community service program Licentiate of the Society of Apothecaries Linguistic Society of America Lithuanian Space Association, Lithuania's space agency Luxembourg Space Agency, national space agency of the Grand-Duchy of Luxembourg Local Spiritual Assembly, an administrative body of the Bahá'í Faith Lone Scouts of America, an independent Scouting organization that merged into the Boy Scouts of America Lone Star Alliance, lacrosse-only athletic conference Lutheran Services in America, the largest network of human service organizations in the United States Student Union of Latvia (Latvijas Studentu apvienība)

Places

London Stansted Airport Lytham St. Annes, seaside town in Lancashire, England LSA, IATA airport code of Losuia Airport in Papua New Guinea

Science and technology Late Stone Age Least squares adjustment Anterolateral central arteries of the brain Lichen sclerosus et atrophicus, a skin disease Light-sport aircraft Lobe Separation Angle, see cam Lsa, the abbreviation for the orchid genus Luisia Lysergic acid amide (ergine), a compound closely related to LSD Lötfrei, schraubfrei, abisolierfrei, an insulation-displacement connector for telecommunications Liver stage antigen, a set of peptides Low specific activity, radioactive substances produced by oil and gas production installations. Also referred to as NORM, naturally occurring radioactive material

Computing Latent semantic analysis, a technique in natural language processing Link-state advertisement, communication mechanism of the OSPF routing protocol for IP Local Security Authority Subsystem Service (Local Security Authority), the centre of the Windows NT security subsystem (lsass.exe) License and Services Agreement

Other uses Argentine Sign Language (Spanish: Lengua de señas argentina), a sign language used in Argentina Lighting & Sound America, an entertainment technology magazine published by PLASA Media Inc Linseed Sunflower Almond, a health food that is a ground mixture of these three seeds Limited symptom attack, a milder form of panic attack, with fewer than four panic-related symptoms Life-saving appliance, the multitude of devices designed for saving lifes typically found on a ship. Ranging from e.g. rescue boat to SART

See also

ISA (disambiguation)