metachronism, parachronism, prochronism; prolepsis, misdate; anticipation, antichronism. disregard of time, neglect of time, oblivion of time. intempestivity &c 135 [Obs.]. V. misdate, antedate, postdate, backdate, overdate†; anticipate; take no note of time, lose track of time; anachronize†. Adj. misdated &c v.; undated; overdue, past due; out of date.