noun

1. A publication, such as a newspaper or magazine, that is issued with a printed date later than the date of issue.

verb

1. To designate a date earlier than the actual one; to move a date, appointment, event, or period of time to an earlier point (contrast "postdate".)

2. To exist or to occur before something else; to antedate.

   “The Chinese use of Pascal's Triangle predates its discovery by Blaise Pascal.”

Synonyms: antedate, backdate, foredate, antedate