0 to happen or exist after something:
Most manuscripts postdate the stories that have circulated by word of mouth for centuries.
1 to write a date on a document, such as a cheque or letter, that is later than the date on which you are writing it, usually to get some advantage:
2 to write a date (= day, month, and year) that is later than the present on (a check, letter, or document)
Most transparent demonstrators, however, postdate the general adoption of celluloid for fountain pen manufacture.
Two nearby graves postdate the earthwork by several centuries, but coincide with that activity.
The highly degraded nature of c1 craters makes it impossible to determine whether the craters predate, postdate, or are contemporaneous with the intercrater plains unit.
Few of its manuscripts postdate that period.
Compared to the abundant use of such items in sites postdating 50,000 this absence is telling.
Biases in the fossil record can be due to features or mechanisms predating or postdating the collecting or during the collection process itself.
Rather, haematite precipitation postdated the dolomite and took advantage of the dolomite crystal fabric.
None of these nine essays (in their original-language versions) postdates 1987.