Chi

Look up Chi or Appendix:Variations of "chi" in Wiktionary, the free dictionary.

Chi or CHI may refer to:

Greek

Chi (letter), the Greek letter (uppercase Χ, lowercase χ);
- Chi Rho, the monogram for Christ formed by superimposing the first two (capital) letters chi and rho (ΧΡ) of the Greek word "ΧΡΙΣΤΟΣ" (KRistos)

Ch'i or qi (氣), "energy force" in Chinese culture
Chi (length) (尺), a traditional Chinese unit of length ("Chinese foot"), approximately ⅓ of a meter
Chi (surname), Chinese surnames
Chi (mythology) (螭), a dragon in Chinese mythology

Chi, 'Chi is a person's guardian spirit. A person's higher self. Thus God is the greatest chi (Chi-ukwu, Chukwu) the guardian spirit of the world, and the higher self of the world. Chi and Chukwu are distinct but closely related. According to Mbonu Ojike, 'a man is equal to his Chi ( My Africa, 1946).'

Named after the Greek letter:
- Chi distribution, in mathematics
- Chi-squared distribution, in mathematics
- Chi site, a DNA sequence that serves as a recombination hot spot
- A symbol for electronegativity
Creatinine height ratio, a metric used in determining body composition
Hyperbolic cosine integral

CHI may stand for:

Chile, "CHI" is the IOC code and FIFA code for the country, although "CHL" is the ISO three letter code
Carvill Hurricane Index, a measure of hurricane damage potential
Catholic Health Initiatives, a faith-based, non-profit health system
Channel Islands (Chapman code: CHI)
Chichester, England, is known as Chi by local people in West Sussex
Chingford railway station, railway station code
Child Health International, a UK-based charity for children's health (especially Cystic Fibrosis) in poor countries
Columbia Helicopters, an American aircraft manufacturer
Commission for Health Improvement, a former non-departmental public body of the Department of Health in the United Kingdom
Computer–human interaction or human–computer interaction, the study of the interaction of computers and people
- CHI (conference), an annual conference on computer-human interaction
CHI, a secret society at Longwood University
CHI, the IATA code for all Chicago airports
CHI, the Amtrak code for Chicago Union Station
Canada Health Infoway, a not-for-profit organization engaged in the development of a pan-Canadian electronic health record (EHR) system
Community Health Index (Scotland), a system of patient identification used in Scottish public healthcare
Closed head injury
Celebes Health Institute

Chicago Bears, a professional National Football League (NFL) team based in Chicago, Illinois
Chicago Blackhawks, a professional National Hockey League (NHL) ice hockey team based in Chicago, Illinois
Chicago Bulls, a professional National Basketball Association (NBA) team based in Chicago, Illinois
Chicago Fire Soccer Club, a professional Major League Soccer (MLS) team based in Bridgeview, Illinois