EF

Look up ef in Wiktionary, the free dictionary.

EF or ef may refer to:

• Ef (band), a post-rock band from Sweden
• Ef: A Fairy Tale of the Two., a Japanese adult visual novel series by Minori, or its anime adaptations

• Eagle Forum, an anti-feminist conservative interest group
• Earth First! movement, in environmentalism
• Eastern Fare, a music institution and production house in Bangalore, India
• EF Education First an international education organization
• The Elias Fund, a non-profit organization
• Far Eastern Air Transport (IATA code EF)

• Ef (Cyrillic) (Ф, ф), a letter in the Cyrillic alphabet
• F (F, f), a letter in the Latin alphabet

• Ejection fraction, in cardiovascular physiology
• Elongation factors, proteins that are important in protein synthesis
• Executive functions, a theorized cognitive system in psychology that controls and manages other cognitive processes

• Electric field, in physics
• Exafarad, an SI unit of electric capacitance
• Fermi energy or Fermi level (E_F), both concepts in quantum mechanics

• Ecological footprint, the measure of the demand the population has on the environment
• Enhanced Fujita scale (EF scale), an improved version of the Fujita scale used to rate the intensity of tornadoes
• Ice cap climate, which is abbreviated to EF in the Köppen climate classification

• Canon EF camera, a manual focus 35mm SLR
• Canon EF lens mount, Canon's auto-focus lens mount
• Entity Framework, an object-relational mapping (ORM) framework for the .NET Framework

• Extraordinary Form, a phrase used to describe the Catholic liturgy of the 1962 Roman Missal
• Era Fascista, the Italian fascist calendar
• Extra fine, a condition of a coin
• Eurofurence, a furry convention in Berlin, Germany

This disambiguation page lists articles associated with the title EF.
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