IRI

IRI or I.R.I. refers to:

Businesses and organizations

 * Iringa Airport, an airport in Tanzania serving Iringa and the surrounding Iringa Region by IATA airport code
 * India Rejuvenation Initiative, an Indian anti-corruption organization formed by top bureaucrats and other dignitaries
 * Industrial Research Institute, a nonprofit association for the sharing of best practices in research and development
 * Innovative Routines International, Inc., an American software company specializing in data sorting, transformation, reporting, and privacy protection
 * Institut de Recherche et d'Innovation, a French research institute, founded by Centre Pompidou and now operated independently
 * Institutet för rättsinformatik (Law and Informatics Research Institute), a Swedish research body examining relationships between law and IT
 * Intellectual Reserve, Inc., a legal entity of The Church of Jesus Christ of Latter-day Saints
 * International Registries, Inc., a company that arranges tax and banking registration for the Marshall Islands
 * Islamic Reporting Initiative, an independent nonprofit organization leading the creation of a sustainability reporting standard based on Islamic principles and values.
 * International Republican Institute, a U.S. federal government-funded institution involved in supporting national political parties around the world
 * International Research Institute for Climate and Society, a research unit of The Earth Institute
 * International Resistance Initiative, a group claiming responsibility for two acts of sabotage in Québec
 * IRI (company) (formerly SymphonyIRI Group), a market research company
 * Istituto per la Ricostruzione Industriale (Institute for Industrial Reconstruction), a former Italian industrial public group
 * Italian Rotors Industries, a defunct Italian helicopter manufacturer

Science and technology

 * Indiana Robotics Invitational, the largest off-season FIRST robotics competition
 * International Reference Ionosphere, the international standard for modelling the Earth's ionosphere
 * International Roughness Index, a dimensionless quantity used for measuring road roughness
 * Internationalized Resource Identifier, a generalization of the Uniform Resource Identifier (URI) allowing the use of Unicode
 * Interpersonal Reactivity Index, a measurement tool (questionnaire) with a multidimensional approach to empathy assessment

Health care

 * Ischemia-reperfusion injury, another name for reperfusion injury
 * Irinotecan, a drug in chemotherapy for cancer

Places

 * Islamic Republic of Iran, the official name of Iran since 1979
 * Iri-ye Olya, a village in East Azerbaijan Province, Iran
 * Iri-ye Sofla, a village in East Azerbaijan Province, Iran
 * Former name of the city center and railway junction in Iksan, South Korea

People

 * iri (artist), Japanese singer/songwriter