noun
also an·o·nyme ˈanəˌnim
( -s )
Etymology: French anonyme, from anonyme anonymous, from Late Latin anonymus
1.
a. : one that retains anonymity or is of unknown name
the essential if vaguely defined role of the recording director seems to be played by complete anonyms — R.D.Darrell
the party is an omnipotent and all-present anonym — Sergey Levitsky
b. : an anonymous book
2. : an idea that has no exact term to express it
3. : pseudonym