Chi

CHI could mean:

• Chile, the long and narrow South American nation between the Andes and the Pacific Ocean.
• Chicago, the IATA city code for a major US city (sometimes informally written "Chi" or "Chi-town"). Additionally, most Chicago sports teams can be called "CHI" or "Chi" when citing scores, etc.
  • Chicago Bears, a National Football League team
  • Chicago Blackhawks, a National Hockey League team
  • Chicago Bulls, a National Basketball Association team
  • Chicago Cubs, a Major League Baseball team
  • Chicago White Sox, a Major League Baseball team
• Child Health International, a UK based charity for children's health (especially Cystic Fibrosis) in poor countries
• Human-Computer Interaction, otherwise known as Computer-Human Interaction (CHI)
  • CHI, an annual, international academic conference on the topic of Computer-Human Interaction
• Chromosomal crossover, in homologous recombination, a viral DNA sequence called a "crossover hotspot instigator" (CHI)
• CHI, Longwood University's, secret honorary society formed in 1900 in Farmville, Virginia
• Closed Head Injury, meaning the skull is not broken.
• Columbia Helicopters, Inc of Aurora, Oregon. Manufacturer and Operator of heavy lift helicopters
• Chingford railway station, London; National Rail station code CHI