ECI
ECI stands for:
- Earth Centered Inertial , a coordinate system used in satellite orbit calculations
- East Central Indiana , a region in Indiana, United States, on east Indianapolis and borders Ohio
- Eastwood Collegiate Institute , a public secondary school in Kitchener, Ontario, Canada
- ECI Elektro-Chemie Ibbenbüren GmbH , a former joint venture of Preussag AG and KNZ , since 2003 Akzo Nobel Base Chemical
- ECI Literature Prize, Dutch Literature Prize; since 2018 BookSpot Literatuurprijs
- ECI Telecom , an Israel-based telecommunications accessories manufacturer, network equipment supplier
- Economic Complexity Index , an index from the economics of Harvard professor and development economist Ricardo Hausmann to represent the complexity pyramid of products of an economy
- Efficiency of conversion of ingested food to body substance , a unit of measurement for determining how animals convert feed
- El Corte Inglés , retail stores in Spain
- Election Commission of India , an independent body responsible for elections in India
- Electronic Commerce Indicator in relation to Verified By Visa
- Electronics Corporation of India
- Emergency Committee for Israel , a politically active lobby group in the USA
- Emily Carr Institute of Art and Design , a university in Canada, British Columbia, Vancouver
- Employment Cost Index , a quarterly US economic periodical
- Engine Components Inc. , a US, Texas, San Antonio-based manufacturer of pistons for the aerospace industry
- Enhanced Cartridge Interface , a computer interface
- Enterprise Content Integration , a software technology that connects all computer systems that control documents and digital content. It regulates the data exchange between different applications.
- Environmental Change Institute at Oxford University
- Escuela Colombiana de Ingeniería , a university in Bogotá DC, Colombia
- Etobicoke Collegiate Institute , a public secondary school in Etobicoke, Ontario, Canada
- Euro Collections International e-commerce business dealing in collectable world coins
- European Chemical Industries , a sealant company for insulating glass production
- European Citizens 'Initiative , the citizens' initiative
- European Coalition for Israel , lobby organization for Israel
-
European Color Initiative , expert group for media-neutral image data processing
- ECI-RGB , ECI-RGB color space
- European Communisti Initiative, an alternative name for the initiative of communist and workers' parties in Europe
- Evangelical Climate Initiative , a climate change initiative of Evangelical churches in the USA
- Every Citizen Interface
- Exceptionally Compartmented Information , a classification in the USA, see classification #United States
EC-I stands for:
- Imbabura Province in Ecuador according to ISO 3166-2