ELF
ELF is an acronym for Eritrean Liberation Front[?]
Their web site is to be found at: http://sapir.ling.yale.edu/~elf/
See also: Elf
There is also an object code format called ELF, Executable and Linkable Format, used on many new Unix-like operating systems.
The name ELF also refers to extremely low-frequency electromagnetic radiation, involved in upper atmosphere lightning-related phenomena and in strategic communication with naval submarines. The frequency band in question is 30-300 hertz.
ELF is also an acronym for the Endangered Language Fund[?], which serves as a focus group to help document and where possible record and preserve human languages threatened with extinction.
ELF is an acronym for the direct action, deep ecological group Earth Liberation Front, whose members often refer to themselves as Elves.