Look up CDI in Wiktionary, the free dictionary.

CDI, CDi, CD-i, or .cdi may refer to:

Businesses and organizations

Government and political organizations

• Center for Defense Information, a Washington, D.C. think tank founded in 1972
• Center for Digital Inclusion, originally "Comitê para Democratização da Informática", a non-governmental organization in Brazil
• Centrist Democrat International, formerly the Christian Democrat International, a political international formed in 1961
• China Development Institute, a Shenzhen, China think tank founded in 1989
• Comisión Nacional para el Desarrollo de los Pueblos Indígenas, Mexico's National Commission for the Development of Indigenous Peoples
• California Department of Insurance, The State of California insurance regulation department

Schools and colleges

• CDI College, a for-profit college in Canada
• Collège des Ingénieurs, educational institution in France, Germany and Italy
• Control Data Institute, an international technical vocational school created by the American Control Data Corporation

Other businesses

• Camperdown Dairy International, an Australian infant formula company
• CDI Corporation, an engineering services and employment agency in Philadelphia, PA
• Cellular Dynamics International, an American research support company
• Churchill Downs Incorporated, parent company of Churchill Downs
• Controlled Demolition, Inc., a Phoenix, Maryland firm that specializes in controlled demolition
• Chungdahm Institute, a company in Korea that specializes in teaching English

Economics

• Category Development Index, measures the sales strength of a particular category of product, within a specific market
• Contrat à durée indéterminée, French for open-ended contract, the usual form of employment contract in France
• Child Development Index, a measure of global child poverty
• CREST Depositary Interest, in investing, a form of depositary receipt in the UK

Science and technology

In chemistry, biology and medicine

• Carbonyldiimidazole, an activating agent used for example for peptide coupling
• Central diabetes insipidus, an endocrine disorder
• Clinical documentation improvement, a process of improving healthcare records
• Clostridioides difficile infection, an intestinal disease also known as Clostridium difficile infection
• Combined drug intoxication, also known as Multiple Drug Intake (MDI)
• Contact-dependent growth inhibition, a type of toxin delivery between bacteria which requires direct contact
• Cyclin-dependent kinase inhibitor protein, a protein which inhibits cyclin-dependent kinase

Computing

• Contexts and Dependency Injection, a Java standard for the inversion of control design pattern
• CD-i, a CD-derived multimedia format, including its players made by Philips

Imaging techniques

• Coherent diffraction imaging, a lensless nanoscale imaging technique
• Current density imaging, an extension of magnetic resonance imaging (MRI)
• Color doppler imaging, a type of Doppler ultrasonography

In transportation

• Capacitor discharge ignition or thyristor ignition, a type of electronic ignition system
• Common rail diesel injection, a modern method of fuel injection in diesel engines
• Course deviation indicator, an aircraft navigation instrument

Other uses in science and technology

• Capacitive deionization, a water desalination technology based on the use of electrical field effects
• Common direct injection, a synonym of common rail; a type of fuel injection
• Customer data integration, a discipline concerned with representation of data in enterprise systems
• Cyrel Digital Imager, a direct laser-engraving flexography plate printing device
• .cdi filename extension, for DiscJuggler disk images, developed by Padus
• „${\textstyle C_{D,i}}$”, the lift-induced drag coefficient

Other uses

• Côte d'Ivoire, a country in West Africa once known as Ivory Coast
• Chief of Defence Intelligence, head of the UK Defence Intelligence Staff
• Ciudad de las Ideas (conference), a conference at Puebla, Mexico
• Custodial Detention Index, a list of U.S. residents compiled by FBI during 1939–1941, later used for Japanese-American internment
• Chak De! India, a 2007 Bollywood sports film about field hockey in India
• 401 in Roman numerals
• Certified Deaf Interpreter, a certificate offered by the Registry of Interpreters for the Deaf

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