[verb an-ti-deyt, an-ti-deyt; noun an-ti-deyt]

verb (used with object), an·te·dat·ed, an·te·dat·ing.


a prior date.

Origin of antedate

1570–80; earlier antidate < Middle French antidater, derivative of antidate a date earlier than the true date (by association with anté- ante-), originally a date put in place of another date; see ante-, date1
Can be confusedanecdote antedate antidoteantedate predate postdate Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for antedate

predate, pace, accelerate, precede, antecede, backdate, misdate, forerun

Examples from the Web for antedate

Historical Examples of antedate

  • These figures are, however, unreliable, and antedate the Russian Revolution.

    The Pacific Triangle

    Sydney Greenbie

  • This would make them antedate July, 1759, which is not true of the bakehouse.

  • So does the species of animal or plant outlast and antedate the lifetime of one man.

    The Arena


  • The actual beginnings of the town may antedate the Romans, but of this we know nothing.

    Seaward Sussex

    Edric Holmes

  • Here again Pitt's hopeful nature led him to antedate the course of events.

British Dictionary definitions for antedate


verb (ˈæntɪˌdeɪt, ˌæntɪˈdeɪt) (tr)

to be or occur at an earlier date than
to affix a date to (a document, etc) that is earlier than the actual date
to assign a date to (an event, etc) that is earlier than its previously assigned date
to cause to occur sooner

noun (ˈæntɪˌdeɪt)

an earlier date
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for antedate

1580s, earlier as noun meaning "a backdating, false early date attached to a document or event" (1570s); from Latin ante "before" (see ante) + date (v.1). Related: Antedated; antedating.

Online Etymology Dictionary, © 2010 Douglas Harper