Look up iis, IIS, Iis, or -iis in Wiktionary, the free dictionary.

IIS may refer to:

• Institute of Industrial Science, Japan
• Indian Information Service, of the Government of India
• Institute of Information Scientists, a professional association now merged into the Chartered Institute of Library and Information Professionals, UK
• Institute of Ismaili Studies, in London, England
• Iraqi Intelligence Service, the main state intelligence organization in Iraq under Saddam Hussein.

• Immunization information system, an information system that collects vaccination data
• Improved iterative scaling, an algorithm in statistics
• Internet Information Services, Microsoft web server software

• Nissan Island Airport, Papua New Guinea, IATA airport code IIS
• IIS, a ship prefix for ships of the Imperial Iranian Navy
• IIS, shorthand for sestertius, an ancient Roman coin
• Insulin/IGF-1 signalling pathway, signaling intracellular mechanism involved in longevity of organisms

• All pages with titles beginning with IIS
• ISS (disambiguation)
• I²S, an electrical serial bus interface standard

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