allonym

Etymology
From, probably from.

Noun

 * 1) A pseudonym,  another person's name used as a pseudonym by the author of a work.
 * 2)  An allonymous work: a book published under the name of a person other than its true author.

Translations

 * Catalan:
 * Estonian: rööpnimi, allonüüm
 * French:
 * German: Allonym
 * Italian: allonimo
 * Polish: alonim, allonim
 * Portuguese: alónimo, alônimo
 * Sicilian: allònimu