0 a piece of new information given in a film, television series, etc. that changes, or gives a different way of understanding, what has gone before. Retcon is short for "Retroactive Continuity".
The occasional publishing use of retroactive continuity (retcon) often occurs due to this kind of revision or oversight.
The writers also created a number of retcon storylines during the 2000s.
This retcon was in turn retconned in more recent comics.
This retcon took place because of the characters' very similar origins.
These stories about the universe or universes that existed before the retcon are usually not canonical, unless the franchise-holder gives permission.
In current literary works, this device or analysis, is known as a "retcon", or retroactive continuity.
The most severe form of retcon involves a wholesale rewrite of the groundwork for the entire setting.
A retcon might equally well convert an established history into a secret history.
