EC

EC may refer to:

*EC Comics, a now defunct comic book company
*EC-No, or EC#, determined by the European Commission for identifying chemicals
*EC number, used for the numerical classification of enzymes
*EC meter (Electrical Conductivity meter), measures the electrical conductivity in a solution
*Avialeasing (IATA code: EC), an airline based in Uzbekistan
*Early Childhood, a rating from the Entertainment Software Rating Board
*Eastern Caribbean dollar, sometimes abbreviated EC$
*Ecuador, country code EC
*"Electric Circus", a Canadian television program
*Elimination communication, a method of toilet training
*Embedded C++, programming language
*Emergency contraception
*Entorhinal cortex, memory center in the brain
*Environment Canada, a Canadian federal government department
*Equine Canada, Canada's national horse sport federation
*EuroCity, a train service of the European inter-city rail network
*European Communities, forerunner of the European Union
*European Community, one of the three pillars of the European Union
*Exacoulomb, an SI unit for electric charge equal to 10^{18 coulomb
*Extended coverage, an insurance term}