Main entry: ancient, antediluvian
Definition: a very old person
Main entry: antediluvian, antediluvian patriarch
Definition: any of the early patriarchs who lived prior to the Noachian deluge
Main entry: antediluvian, antiquated, archaic
Definition: so extremely old as seeming to belong to an earlier period
Usage: a ramshackle antediluvian tenement; antediluvian ideas; archaic laws
Main entry: antediluvial, antediluvian
Definition: of or relating to the period before the biblical flood
Usage: antediluvian man