ANTEDATE
predate, antedate, foredate
(verb) establish something as being earlier relative to something else
predate, precede, forego, forgo, antecede, antedate
(verb) be earlier in time; go back further; “Stone tools precede bronze tools”
Source: WordNet® 3.1
Etymology
Verb
antedate (third-person singular simple present antedates, present participle antedating, simple past and past participle antedated)
To occur before an event or time; to exist further back in time.
To assign a date to a document or action earlier than the actual date; to backdate.
(lexicography) To find earlier citational evidence for a term.
Synonyms
• (occur before an event or time): predate; see also predate
• (earlier than the actual date): backdate, foredate; see also backdate
Antonyms
• (occur before an event or time): postdate
• (earlier than the actual date): postdate, overdate; see also overdate
Noun
antedate
Prior date; a date antecedent to another which is the actual date.
(obsolete) anticipation
Source: Wiktionary
An"te*date`, n.
1. Prior date; a date antecedent to another which is the actual date.
2. Anticipation. [Obs.] Donne.
An"te*date`, v. t. [imp. & p. p. Antedated; p. pr. & vb. n.
Antedating.]
1. 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.
2. To precede in time.
3. To anticipate; to make before the true time.
And antedate the bliss above. Pope.
Who rather rose the day to antedate. Wordsworth.
Source: Webster’s Unabridged Dictionary 1913 Edition