ISS is the International Space Station, a modular space station in low Earth orbit.

ISS may also refer to:

Organizations

  • Information Systems & Services, a former part of the UK Ministry of Defence
  • Institute for Science and Society, an academic department at the University of Nottingham, England
  • Institute for Security Studies, a think tank in South Africa
  • Institute of Social Studies, an international institute in The Hague, the Netherlands
  • International Social Service, a charitable, non-governmental organisation
  • Internal Security Service, national security intelligence agency of Oman
  • Istituto Superiore di Sanità, the Italian National Institute of Health
  • Intercollegiate Socialist Society, an American political youth organization (1905–1921)

Businesses

  • ISS A/S, a Danish service company
  • Institutional Shareholder Services, a proxy advisory firm
  • Internet Security Systems, a security software vendor

Arts, media, and entertainment

  • I.S.S. (film), an American science fiction thriller film
  • International Staff Songsters, the flagship choir of the Salvation Army
  • Incredible Shrinking Sphere, a 1989 video game
  • International Superstar Soccer, a video game series
  • ISS (2000 video game)
  • Idea Star Singer, a Malayalam music reality show by Asianet TV
  • Imperial Star Ship, a fictional spaceship designation prefix in Star Treks Mirror Universe

Education

  • ISS International School, an international school in Singapore
  • In-school suspension, a form of discipline used in some schools
  • Instituto San Sebastián Yumbel, a school in Chile

Science and technology

  • Ion scattering spectroscopy, or low-energy ion scattering, a materials analysis method
  • Imaging Science Subsystem, Cassini–Huygens space probe instruments
  • Instruction set simulator, a computer program that simulates a processor
  • International Seismological Summary, an earthquake catalog
  • Input Shaft Speed, the rotational speed of the input shaft in a vehicle

Medicine

  • Idiopathic short stature, an unexplained short stature
  • Injury Severity Score
  • International Staging System, for the severity of multiple myeloma

Other uses

  • IShowSpeed, an American YouTuber and streamer (born 2005)
  • Independent Subway System, a former rapid transit rail system in the United States
  • Islamic State in Somalia, a faction of the Islamic State of Iraq and the Levant
  • ISS Hockey (International Scouting Services), an ice hockey scouting service
  • Air Italy (2005–2018), a former Italian airline (ICAO code: ISS)

See also

  • Isis (disambiguation)
  • IIS (disambiguation)