pre-date

Verb (1)

predate (third-person singular simple present predates, present participle predating, simple past and past participle predated)

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".)

   Synonyms:

   antedate

2. (transitive) 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

Verb (2)

predate (third-person singular simple present predates, present participle predating, simple past and past participle predated)

1. (ambitransitive) To prey upon something.

   Synonyms:

   depredate, antedate

See all 4 meanings of predate