post·date 
/ˌpoʊstˈdeɪt/ verb
post·dates; post·dat·ed; post·dat·ing /ˌpoʊstˈdeɪt/ verb [+ obj] 1 : to give (something) a date that is later than the actual or current date
▪ postdate a check ▪ We sent the company a postdated check for next month's payment. — opposite antedate 2 : to exist, happen, or be made at a later time than (something)
▪ These buildings postdate World War II. [=they were built after World War II] — opposite antedate, predate
▪ postdate a check ▪ We sent the company a postdated check for next month's payment. — opposite antedate
▪ These buildings postdate World War II. [=they were built after World War II] — opposite antedate, predate
