EF
EF , Ef or ef is an abbreviation for:
- EF Education , global language and travel company
- Ecological Footprint , see Ecological Footprint
- Own discovery , in scientific collections
- peculiarly free , German political magazine
- Annual volunteer , military officer training
- the introductory phase of the upper secondary school, see introductory phase
- Railway driver , see train driver
- Ejection fraction , a measure of the heart's pumping power
- Electro-Focus from Canon, see EF bayonet
- Enduring Freedom , the military operation
- Entity Framework , a framework for object-relational mapping
- EF scale , scale used to classify tornadoes
- Era fascista ("Fascist Era"), calendar from 1922, the year Mussolini came to power
- Supplementary subject in the Swiss Matura
- Far Eastern Air Transport , a Taiwanese airline (IATA code)
- Finland (ICAO code)
as a distinguishing mark on license plates:
- Germany: City of Erfurt
- Great Britain: Chelmsford
- Norway: Oslo
- Austria: Eferding district
- Sweden: Diplomatic license plate for Lithuania
- ( EΦ ) Cyprus: National Guard ( Ε θνική Φ ρουρά)
ef stands for:
- a Japanese computer game from 2006, see ef - a fairy tale of the two.
- ef (band) , a Swedish post-rock band
