SSS or Sss may refer to:

Places

  • SSS islands, part of the Netherlands Antilles
  • Sheerness-on-Sea railway station, Kent, England, National Rail station code
  • Siassi's airport IATA code
  • Southern Cross railway station (formerly Spencer Street), Melbourne, Australia, code

Businesses and organizations

  • Sisters of Social Service, a Catholic religious institute founded in Hungary
  • Societas Sanctissimi Sacramenti, the Congregation of the Blessed Sacrament
  • Sovran Self Storage, US, NYSE SSS
  • SSS Defence, an Indian firm
  • Triple-S Management Corporation
  • Suur-Suomen Sotilaat, a Pan-Finno-Ugric nationalist organization
  • Suomalais-Saksalainen Seura, a pro-Nazi Finnish-German friendship association

Schools

  • Serangoon Secondary School, a secondary school in Hougang, Singapore
  • Sheffield Scientific School, formerly separate school of science and engineering at Yale College, Connecticut, until 1956
  • Singapore Sports School, a specialised independent school in Woodlands, Singapore
  • Smithers Secondary School, British Columbia, Canada
  • Smithfield-Selma School, North Carolina, US
  • Socialist Sunday School or Socialist School of Science, UK and US
  • Streetsville Secondary School, Ontario, Canada

Computing

  • Shamir's Secret Sharing, an algorithm for dividing a secret into multiple pieces
  • Single-serving site, a website composed of one page that serves one purpose
  • Solid-state storage
  • Substructure search, a method to retrieve from a database chemicals matching a given pattern of atoms and bonds
  • Subsurface scattering, a mechanism of light transport in 3D graphics
  • Super Scalable System, Cray-3/SSS massively parallel supercomputer project
  • SSS*, a state-space search algorithm

Fiction

  • SSS (Three-Speed), character in the anime series MADLAX
  • Sport Searching School, the fictional school from Sport Ranger

Medicine

  • Scotopic sensitivity syndrome, alternate term for Irlen syndrome, a visual disorder
  • Sensation Seeking Scale, a psychological measurement
  • Sick sinus syndrome, an abnormality of heart rhythm
  • Subclavian steal syndrome, a medical condition arising from reversed blood flow
  • Superior sagittal sinus, an anatomical structure in the skull which drains cerebrospinal fluid and venous blood

Music

  • SSS International, a record label founded by Shelby Sumpter Singleton
  • Sigue Sigue Sputnik, a British new wave band
  • Short Sharp Shock (band), a crossover thrash band from Liverpool, UK
  • SunSet Swish, a Japanese pop rock band
  • Sisyphus (hip hop group), an American hip hop group formerly known as S / S / S
  • Super Star Supporters, a fan club for SS501
  • Solid State Survivor, a 1979 album by Yellow Magic Orchestra
  • SweetSexySavage, a 2017 album by Kehlani
  • "SSS", a song by The Avett Brothers from Mignonette
  • "SSS", a song by Trickbaby from Hanging Around
  • tripleS (or Social Sonyo Seoul), a 24-member K-pop girl group under MODHAUS

Science

  • Sea surface salinity
  • Sign Systems Studies, journal of semiotics
  • Super Soft Source or Super soft X-ray source
  • Omega baryon (Ω<sup>−</sup>), with a quark content of sss
  • Side-side-side, solution of triangles with 3 sides known
  • Siding Spring Survey in astronomy
  • similia similibus solventur – a general rule in chemistry meaning "like dissolves like"

Sports and entertainment

  • Súper Sábado Sensacional, Venezuelan TV programme
  • Super Special Stage in motor rallying
  • Swedish Swing Society, a Swedish dance club
  • Standard Scratch Score, a golf handicapping system
  • SSS, the production code for the 1973 Doctor Who serial Planet of the Daleks
  • Daniel Sturridge, Luis Suárez, and Raheem Sterling, Liverpool F.C.'s front three in the 2013–14 season
  • Scarborough Shooting Stars, a professional basketball team in the Canadian Elite Basketball League
  • Soccer-specific stadium, a sports stadium purpose-built for soccer

Government and politics

  • Selective Service System, the United States' military conscription program
  • Social security system
  • Social Security System (Philippines)
  • State Security Service, Nigerian domestic intelligence agency
  • Svensk Socialistisk Samling, Swedish Socialist Unity, former Swedish Nazi party

Linguistics

  • Sign Supported Speech, a combination of sign language and English speech
  • Sutton's Sign Symbol Sequence, now the International Movement Writing Alphabet, symbols to record movement

Other

  • SATS Security Services at Singapore Changi Airport
  • Senior Staff Sergeant, a rank in the Singapore Police Force
  • Super SteadyShot, Sony image stabilization system
  • Sonic Speed Simulator, a Roblox video game