Definition from Wiktionary, the free dictionary
- Initialism of Earth Liberation Front. (a radical environmentalism group)
- Initialism of Endangered Language Fund. (a non-profit organization)
- Initialism of Elvish Linguistic Fellowship. (an organization that studies the invented languages of J. R. R. Tolkien)
- (computing) Initialism of Executable and Linking Format. (a common object file format for Unix)
- (electronics) Initialism of Extremely low frequency. (band of radio frequencies from 3 to 30 hertz)
- (linguistics) Initialism of English as a Lingua Franca.