CSI

CSI may refer to:

Computing

• Computers and Structures, Inc., a structural engineering software company
• Common System Interface, former name of the Intel QuickPath Interconnect, a computer bus
• Complex specified information, a concept related to intelligent design
• Computer Security Institute
• Computer Society of India
• Control Sequence Introducer, a control character for initiating escape sequences

Education

• Canadian Securities Institute, is a financial education company providing profesional 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
• Colegio San Ignacio de Loyola, San Juan, Puerto Rico
• 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
• Computer Science Institute ,Computer Science Institute is located in Sulaimani, KRG, Iraq.

Media and entertainment

• Consorzio Suonatori Indipendenti, an Italian musical group
• CSI (franchise)
  • CSI: Crime Scene Investigation, a.k.a. CSI: Las Vegas, a television series
    • CSI: Miami, a spin-off of the above show
      • CSI: NY, a spin-off of the above shows
  • CSI: Trilogy, a three-part television crossover among the above shows
  • CSI (comics)
  • CSI (novels)
  • CSI (video games)

Paranormal

• Civilian Saucer Intelligence, an unidentified flying object research group
• Committee for Skeptical Inquiry, an organization for paranormal investigation

Religion

• Christian Schools International
• Christian Solidarity International
• Christian Surfers International
• Church of Scientology International
• Church of South India
  • Church of South India Boys Higher Secondary School

Retail

• City Supermarket, Inc., a grocery chain based in Pangasinan, Philippines

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

Other uses

• Calcite Saturation Index (a.k.a. Langelier Saturation Index), a water pollution indicator
• California Solar Initiative, a renewable energy program
• Canadian Securities Institute
• Canadian Seed Institute
• Canadian Sugar Institute
• Carroll Shelby International, car manufacturer
• Central Skyport, an airline with the IATA code CSI
• Channel state information, wireless communication term
• Chhatrapati Shivaji International Airport, Mumbai
• Climate Severity Index, a.k.a. Environment Canada National Climate Severity Index
• Collaboration Santé Internationale, a non-governmental organization (NGO)
• Commercial satellite imagery
• Companion of the Order of the Star of India (a.k.a. Companion of the Most Exalted Order of the Star of India), an award
• Constellation Services International
• Construction Specifications Institute
• Container Security Initiative, a program of the U.S. Bureau of Customs and Border Protection
• Continual (or Continuous) Service Improvement, the 5th lifecycle phase of the ITIL Service Management framework.
• Cost-sharing index, in public finances
• Crime Scene Index, a Canadian electronic index composed of DNA profiles obtained from unsolved crime scenes
• Crime scene investigator, a person who investigates crime scene evidence
• Crime Stoppers International
• Critical Safety Item, in Occupational safety and health
• Criticality Safety Index, a label required for non-exempted shipments of fissile material
• Crystalline silicon (c-Si) solar cell technology
• Railway Safety Commission of Ireland (Coimisiún Sábháilteachta Iarnróid)