Definition of antedate
(Entry 1 of 2)
: a date assigned to an event or document earlier than the actual date of the event or document
antedate
verb
antedated; antedating; antedates
Definition of antedate (Entry 2 of 2)
1a
: to date as of a time prior to that of execution
b
: to assign to a date prior to that of actual occurrence
3
: to precede in time
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Merriam-Webster unabridged
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Time Traveler for antedate
The first known use of antedate was in the 15th century
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