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Meaning of allonym

al•lo•nym

Pronunciation: (al'u-nim), [key]
— n.
  1. the name of another person taken by an author as a pen name. Cf. pseudonym.
  2. a work published under a name that is not that of the author.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.