Look up revisionism in Wiktionary, the free dictionary.
Revisionism may refer to:
Historical revisionism, the critical re-examination of presumed historical facts and existing historiography
The "revisionists" school of thought in Soviet and Communist studies, as opposed to the Cold War "traditionalists" school
Historical negationism, concerted denial of claims accepted by mainstream historians, may purport to be historical revisionism but its methodologies have no basis in historiography/profession of history
Fictional revisionism, the retelling of a story with substantial alterations in character or environment, to "revise" the view shown in the original work
Marxist revisionism, a pejorative term used by some Marxists to describe ideas based on a revision of fundamental Marxist premises