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[verb an-ti-deyt, an-ti-deyt; noun an-ti-deyt] /verb ˈæn tɪˌdeɪt, ˌæn tɪˈdeɪt; noun ˈæn tɪˌdeɪt/
verb (used with object), antedated, antedating.
to be of older date than; precede in time:
The Peruvian empire antedates the Mexican empire.
predate (def 1).
to assign to an earlier date:
to antedate a historical event.
to cause to return to an earlier time:
to antedate one's thoughts by remembering past events.
to cause to happen sooner; accelerate:
The cold weather antedated their departure from the country.
Archaic. to take or have in advance; anticipate.
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 confused
anecdote, antedate, antidote.
antedate, predate, postdate. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for antedate
Historical Examples
  • 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 Various
  • 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.

    William Pitt and the Great War John Holland Rose
  • Their veritable records represent this people as far back as the days of Abraham, and, indeed, they antedate that period.

    Foot-prints of Travel Maturin M. Ballou
  • By reading a man does as it were antedate his life, and makes himself contemporary with the ages past.

  • No hostile hand can antedate my doom, Till fate condemns me to the silent tomb.

    Mosaics of Grecian History Marcius Willson
  • And yet there are many buildings in England still standing that antedate 1725 by many years, some by centuries.

    Journeys to Bagdad

    Charles S. Brooks
  • The other numerous observations made by him antedate his American life and need not be mentioned here.

    Priestley in America Edgar F. Smith
British Dictionary definitions for antedate


verb (transitive) (ˈæntɪˌdeɪt; ˌæntɪˈdeɪt)
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
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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
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