EI (redirected from Effectiveness Index)

Acronym	Definition
EI	Ireland
EI	Employment Insurance
EI	Aer Lingus (Airline Identification Code)
EI	Enrique Iglesias (Latin music artist)
EI	Emotional Intelligence
EI	Education International
EI	Early Intervention (special education)
EI	Eat It
EI	Educational Institute
EI	Engineering Information (rigidity measure)
EI	Equine Influenza
EI	Employment Insurance Program (Canadian Federal Formerly Unemployment Insurance, UI)
EI	Engineering Index
EI	Entertainment Industry
EI	Every Issue
EI	Electron Impact (ionization)
EI	Enterprise Integration
EI	Educational Insights
EI	Energy Institute (London, UK professional body for energy, oil & gas)
EI	Environmental Illness
EI	East Indies
EI	Earth Institute (Columbia University)
EI	Electron Ionization
EI	Emissions Inventory
EI	Exposure Index (cinematography)
EI	External Interface(s)
EI	Esercito Italiano (Italian Army)
EI	Electron-Impact Ionization
EI	Employee Information
EI	External Input
EI	Employee Involvement
EI	Environmental Institute (University of Alabama)
EI	Electrical Instrumentation
EI	Energy Index
EI	Engineering Instructions
EI	Eugene Island
EI	Energy Intensity
EI	End Item
EI	Extraterrestrial Intelligence
EI	Electromagnetic Induction
EI	Expectations Index
EI	Emotionally Impaired
EI	Engineer Intern
EI	Economic Ideas
EI	Enable Interrupt (assembly language instruction)
EI	Extended Information
EI	Electronic Interface
EI	Earth Interactions
EI	Extreme Ironing (sport)
EI	Entry Interface (NASA)
EI	Electrical Interface
EI	Error Indicator
EI	Esquerra Independentista (Catalan countries)
EI	Engineering-Installation
EI	Engineering Investigation
EI	Expansion Interface
EI	Effectiveness Index
EI	Expansion Index (soil)
EI	Exposure Investigation
EI	Extensor Indicis
EI	External Integration
EI	Enemy Infantry (WWIIOnline game)
EI	Eppley Institute
EI	Electrical Inspectorate
EI	Event Interval
EI	Engineering Interoperability
EI	Etiquette International
EI	exercise item (US DoD)
EI	Evening Independent (St Petersburg, FL newspaper)
EI	Enterprise and Innovations
EI	Ephemeris Improvement