Definition of "allohistorical"

If [Alexander] Demandt's essay served as a strident example of the German desire for normalcy, a more subtle example was provided by a brief allohistorical depiction of a Nazi victory in World War II written by German historian Michael Salewski in 1999.

2005, Gavriel D[avid] Rosenfeld, “Germany’s Wartime Triumph: From Dystopia to Normalcy”, in The World Hitler Never Made: Alternate History and the Memory of Nazism, Cambridge, Cambridgeshire: Cambridge University Press, part I (The Nazis Win World War II), page 182

Thus Django becomes the carrier of the “public use of one's reason”—the Kantian road to enlightenment given to him by the German “Forty-Eighter” dentist–turned-bounty hunter Dr. “King” Schultz, and represents the fictive, allohistorical beginning of the battle against slavery and racism in the United States.

2014, Robert von Dassanowsky, “Dr. ‘King’ Schultz as Ideologue and Emblem: The German Enlightenment and the Legacy of the 1848 Revolutions in Django Unchained”, in Oliver C. Speck, editor, Quentin Tarantino’s Django Unchained: The Continuation of Metacinema, New York, N.Y., London: Bloomsbury Academic, Bloomsbury Publishing, part 1 (Cultural Roots and Intertexts: Germany, France, and the United States), page 25

The question of the plausibility of the counter-factual is seen as key in all three discussions of allohistorical fiction (as it is in [Alexander] Demandt's and [Niall] Ferguson's examinations of allohistory) […].

2014, David Malcolm, “The Great War Re-remembered: Allohistory and Allohistorical Fiction”, in Martin Löschnigg, Marzena Sokolowska-Paryz, editors, The Great War in Post-memory Literature and Film, Berlin: Walter de Gruyter, page 173