(n.) A misplacing or error in the order of time; as the abacus is an anachronism in modern banking\; an error in chronology by which events are misplaced in regard to each other, esp. one by which an event is placed too early; falsification of chronological relation.

antedate antedating anticipation defect faux pas flaw gaffe metachronism misapplication misdate misdating mistake mistiming parachronism postdate postdating prochronism prolepsis slip solecism