{{wiktionary|CSI|csi}} '''CSI''' may refer to: {{TOC right}}

== Arts, entertainment, and media == ===CSI franchise=== * ''CSI'' (franchise) ** ''CSI: Crime Scene Investigation'', the original ''CSI'' television series, set in Las Vegas ** ''CSI: Miami'', the first spin-off series starring David Caruso ** ''CSI: NY'', the second spin-off series starring Gary Sinise ** ''CSI: Cyber'', the third spin-off series starring Patricia Arquette ** ''CSI: Vegas'', the fourth spin-off series and a sequel to the original ** ''CSI: Trilogy'', the three-part television event featuring the casts of ''CSI: Crime Scene Investigation'', ''CSI: Miami'', and ''CSI: NY'' ** ''CSI'' (comics) ** ''CSI'' (novels) ** ''CSI'' (video games) ** ''CSI: The Experience'', a traveling exhibition

=== Music === * Consorzio Suonatori Indipendenti, an Italian musical group * ''CSI:Ambleside'', a 2008 album by British band Half Man Half Biscuit

=== Other arts, entertainment, and media === *''CSI Sanatan'', 2023 Indian Telugu-language film by Sivashankar Dev * ''Carnaby Street'' (radio programme), Saturday morning Manx Radio broadcast featuring music and news from the 1960s

== Enterprises and organizations == * Centre for Social Impact, a network of research centres across four Australian universities * Centre for Social Innovation, a social enterprise based in Toronto, Canada * Centre for Social Investigation, an interdisciplinary research group in Oxford, England * City Supermarket, Inc., a grocery chain based in Pangasinan, Philippines * Coimisiún Sábháilteachta Iarnróid, the Railway Safety Commission of Ireland * Computer Security Institute, a former professional association in the United States * Computer Society of India, a professional association * Computers and Structures, Inc., a structural engineering software company * Construction Specifications Institute, a technical society in the United States * Crime Stoppers International * The Center for Scientific Integrity, American non-profit organization that operates the blog ''Retraction Watch''

== Paranormal == * Civilian Saucer Intelligence, an unidentified flying object research group * Committee for Skeptical Inquiry, an organization for skeptical paranormal investigation

== Places == * Cité des Sciences et de l'Industrie in Paris

== Post-nominals == * Companion of the Order of the Star of India, a class of the order of chivalry founded by Queen Victoria * Cross of Solomon Islands, a class of the Order of the Solomon Islands

== Religion == * Christian Schools International * Christian Solidarity International * Church of Scientology International * Church of South India

== Schools and educational institutions == * Canadian Securities Institute, a financial education company providing professional credentials and compliance courses * Cité Scolaire Internationale de Grenoble, an international school in Grenoble, France * Cité Scolaire Internationale de Lyon, an international school in Lyon, France * College of Southern Idaho, a community college in the United States * College of Staten Island, part of The City University of New York in the United States

== Sport == * Commission Sportive Internationale, a governing body for motor racing * Concours de Saut International, a ranking system for show jumping * CueSports International, a pool (pocket billiards) event promotion company and league organizer, affiliated with the Billiard Congress of America

== Technology == * Camera Serial Interface, an MIPI Alliance protocol for cameras and mobile devices * Channel state information, a wireless communication term * Coherence scanning interferometry, an areal surface topography technique related to 3D interference microscopy * Common System Interface, a former name of the Intel QuickPath Interconnect, a computer bus * Control Sequence Introducer, a control character for initiating escape sequences * Crystalline silicon (''c-Si''), used in solar cell technology * Conditional symmetric instability, a form of convective instability in a fluid

== Other uses == * California Solar Initiative, a renewable energy program * Chlorosulfonyl isocyanate * Complex specified information, an argument for intelligent design * Container Security Initiative, a program of the U.S. Bureau of Customs and Border Protection * CSI 300 Index, a stock market index compiled by the China Securities Index Company * Customer satisfaction index, a metric that reflects the overall customer satisfaction with a company in terms of product quality, customer service, price, etc.

== See also == * Crime scene investigation (disambiguation)

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