Home › Words › A › antedaterantedaterantedater means one who antedates something.EtymologyFrom antedate + -er.nounOne who antedates something.e.g.“This is the bit that frustrates antedaters: earlier evidence may be rejected if it doesn't seem to clearly and completely fit the earliest given sense.” — 2017, Kory Stamper, Word by Word: The Secret Life of Dictionaries, page 195:Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.antedate 76% match — To occur before an event or time; to exist further back in time. vs antedater →antedation 75% match — antedating vs antedater →antedating 75% match — The action of marking with an earlier date. vs antedater →antedatable 70% match — Capable of being antedated. vs antedater →anticipator 63% match — One who anticipates. vs antedater →backdater 63% match — One who backdates. vs antedater →antidating 62% match — Opposing dating (casual romantic meetings). vs antedater →anticipant 62% match — Expectant. vs antedater →