noun. any of the early patriarchs who lived prior to the Noachian deluge.
adjective. of or relating to the period before the biblical flood.
adjective. so extremely old as seeming to belong to an earlier period.
noun. a very old person.
- golden ager
- senior citizen
Example sentences of the word antediluvian
Monarchies emerged as one of the first centralized governments in antediluvian times.