antedate

• POS: Noun, Verb (usu participle), Verb (transitive)
• HYPHEN: an=te=date

CIDE DICTIONARY

antedate, n. 

•  Prior date; a date antecedent to another which is the actual date.  [1913 Webster]
•  Anticipation.  Donne.  [1913 Webster]

antedate, v. t. 

•  To date before the true time; to assign to an earlier date; ; thus, to antedate a deed or a bond is to give it a date anterior to the true time of its execution.  [1913 Webster]
•  To precede in time.  [1913 Webster]
•  To anticipate; to make before the true time.  [1913 Webster]

  "And antedate the bliss above."  [1913 Webster]

  "Who rather rose the day to antedate."  [1913 Webster]

OXFORD DICTIONARY

antedate, v. & n.
--v.tr.
1 exist or occur at a date earlier than.
2 assign an earlier date to (a document, event, etc.), esp. one earlier than its actual date.
--n. a date earlier than the actual one.

THESAURUS

antedate

announce, antecede, anticipate, backdate, be before, be dated, be early, bear date, come before, date, date at, date-stamp, dateline, datemark, foredate, forerun, go before, herald, lag, make a date, misdate, mistime, postdate, precede, precurse, predate, preexist, proclaim, set the date, update, usher in

ROGET THESAURUS

antedate

Anachronism

VB misdate, antedate, postdate, backdate, overdate, anticipate, take no note of time, lose track of time, anachronize.