This bilingual dictionary is aimed at English-speaking users of Lingua Franca Nova, an international auxiliary language constructed by George Boeree, first published online in 1998, developed by its community over two decades, and now commonly known--via its initials--as Elefen. The Elefen-English section contains over 17,000 main entries and more than 6,000 additional phrases; there are over 34,000 main entries in the English-Elefen part. The book also offers a brief overview of Elefen grammar, including helpful lists of function words, prefixes and suffixes.

Esta disionario bilingual es dirijeda a parlores de engles ci usa lingua franca nova, un lingua aidante internasional construida par George Boeree, prima publicida a la rede en 1998, developada par sua comunia tra du desenios, e aora comun conoseda--longo sua inisiales--como elefen. La parte elefen-engles conteni plu ca 17 000 entradas xef e plu ca 6 000 espresas ajuntada; on trova plu ca 34 000 entradas xef en la parte engles-elefen. La libro ofre ance un resoma corta de la gramatica elefen, incluinte listas aidosa de parolas funsional, prefisas e sufisas.