1. One who is anonymous; also sometimes used for "pseudonym."

2. A notion which has no name, or which can not be expressed by a single English word. [R.] J. R. Seeley.

ANONYMITY
An`o*nym"i*ty, n.

Defn: The quality or state of being anonymous; anonymousness; also, that which anonymous. [R.] He rigorously insisted upon the rights of anonymity. Carlyle.

ANONYMOUS
A*non"y*mous, a. Etym: [Gr. Name.]

Defn: Nameless; of unknown name; also, of unknown /or unavowed authorship; as, an anonymous benefactor; an anonymous pamphlet or letter.

ANONYMOUSLY
A*non"y*mous*ly, adv.

Defn: In an anonymous manner; without a name. Swift.

ANONYMOUSNESS
A*non"y*mous*ness, n.

Defn: The state or quality of being anonymous. Coleridge.