Editing CI

{{About|uppercase '''C''' and uppercase '''I'''|uppercase '''C''' and lowercase '''L'''<!--"Cl" reads like "CI"-->|CL (disambiguation)}}
{{Wiktionary|CI|ci}}
'''CI''' or '''Ci''' may refer to:
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==Business terminology==
* [[Commercial invoice]]
* [[Competitive intelligence]]
* [[Confidential information]]
* [[Continual improvement]]
* [[Corporate identity]]
* [[Customer intelligence]], a discipline in marketing

==Businesses and organisations==
===Academia and education===
* [[California State University, Channel Islands]]
* [[Channel Islands High School]]
* [[Collegium Invisibile]]
* [[Confucius Institute]]

===Religion===
* [[Josephites of Belgium]], a Catholic congregation
* [[Christian Identity]]
* [[Christian Institute]], a British charity which promotes Christian values

===Other businesses and organizations===
* [[CI Financial]], Canadian investment management company 
* [[Charity Intelligence Canada]]
* [[China Airlines]] (IATA code)
* [[Cigna]] health services (NYSE symbol)
* [[Consumers International]]
* [[Cycling Ireland]]
* [[CI Records]], a music record label
* [[Cambria and Indiana Railroad]]
* [[CANZUK International]], organisation which promotes cooperation between Canada, Australia, New Zealand and the United Kingdom
* [[Conservation International]], an international environmental non-governmental organization
* [[Communications International]], a former global union federation
* [[Communist International]]
* [[Children International]], a non-profit child sponsorship organization
* [[Cryonics Institute]], American nonprofit foundation

==Law and military==
* [[Counterintelligence]]
* [[Confidential informant]]
* [[Compliance Inspection]], a United States Air Force inspection
* [[Chief inspector]], a police rank
* [[Circle inspector]], a junior police rank
* [[Certificate of identity]]
* [[Civilian Internee]], a special status of a prisoner during wartime
* Civilian Instructor, an adult volunteer in the British [[Air Training Corps#Civilian instructors and chaplains|Air Training Corps]] and [[Royal Canadian Air Cadets|Canada Air Cadets]]

==Places==
* [[Ci County]], in Hebei, China
* [[Cayman Islands]]
* [[Chile]] (FIPS country code, obsolete NATO country code)
* [[Coney Island]]
* [[Cocos (Keeling) Islands]], an external territory of Australia
* [[Cook Islands]], an island-country in the South Pacific Ocean
* [[Côte d'Ivoire]] (ISO country code)
* [[Channel Islands]]
* [[Channel Islands of California]]
* [[Carbonia-Iglesias]], a province in southern Italy
* [[Central India]], region of India, abbreviated CI
** [[Central India Circuit]] or C. I. Circuit, a Hindi film distribution circuit comprising parts of Madhya Pradesh (Indian state within central India)

==Science, technology and mathematics==
===Biology and medicine===
* [[cI protein]], a repressor protein of ''Enterobacteria phage λ''
* [[Cytoplasmic incompatibility]], a reproductive system
* [[Cardiac index]]
* [[Ci protein]], Cubitus interruptus -protein
* [[Coital incontinence]]
* [[Convergence insufficiency]]
* [[Corpulence index]]
* [[Cumulative incidence]], used as a measure of disease frequency in epidemiology
* [[Cochlear implant]]
* [[Chemical injury syndrome]], an increased sensitivity to common chemicals also called multiple chemical sensitivity.
* [[Chronic illness]], a condition that is long-lasting or recurrent
* [[Contraindication]]

===Computing===
* [[.ci]], the Internet country code top-level domain (ccTLD) for Côte d'Ivoire
* [[Common Interface]], for a Conditional Access Module
** [[CI+]], Common Interface Plus
* [[Computational intelligence]]
* [[Configuration item]], the fundamental structural unit of a configuration management system
* [[Core Image]], non-destructive image processing technology
* [[Continuous integration]], a software-engineering practice of merging developer code into a main code base frequently
* [[CodeIgniter]], a PHP framework

===Earth science===
* [[Cirrus cloud]]
* [[Convective instability]]

===Mathematics===
* [[Conditional independence]], a type of relation of random variables in probability theory
* [[Confidence interval]], an interval estimate of a population parameter used in statistics
* [[101 (number)]] (in Roman numerals)
* [[Compound interest]]
* [[Cosine integral]] (standard mathematical symbols "Ci" and "ci")

===Physics===
* [[Conical intersection]], the location of a discrete degeneracy between two electronic states
* [[Curie (unit)]] (Symbol: Ci), a measurement of radioactivity named after Marie Curie
* [[Copenhagen interpretation]], an interpretation of quantum mechanics
* [[Cubic inch]], a unit of volume

===Other uses in science and technology===
* CI group, a type of [[Carbonaceous chondrite#CI group|carbonaceous chondrite]] meteorite
* [[Carrier interferometry]], a radio and optical communication coding technology
* [[Chemical ionization]], a technique used in mass spectrometry
* [[Configuration interaction]], a post-Hartree–Fock method used in computational chemistry
* [[Contextual inquiry]],  a user-centered design research method
* [[Collective intelligence]], a subfield of sociology
* [[Colour Index International]], a reference database of CI numbers for dyes and pigments
* [[Bavarian C I]], a steam locomotive with the Royal Bavarian State Railways
* [[Compression ignition engine]], another name for a diesel engine

==Television==
* ''[[Canadian Idol]]'', a Canadian television series
* ''[[Law & Order: Criminal Intent]]'', an American television series
* [[Crime & Investigation Network]]
** [[Crime & Investigation Network (Australia)]], Australian cable and satellite network focusing on Crime
** [[Crime & Investigation Network (Europe)]], a pan-European television channel
** [[Crime & Investigation Network (South East Asia)]]

==Other uses==
* [[Ci (poetry)]], a form of Chinese lyric poetry
* [[Qi]], a central concept in several eastern philosophies
* [[Categorical imperative]], in philosophy
* [[Colour Index International]], a reference database
* [[Comprehensible input]]
* [[Contact improvisation]], a dance technique
* CI, postnominal for Companion of the [[Order of the Crown of India]]
* Ci, a form of the surname [[Qi (surname)|Qi]], of the Tungusic peoples

==See also==
* [[C1 (disambiguation)]]
* [[Cl (disambiguation)]]

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