'antediluvian' definitions:

Definition of 'antediluvian'

From: WordNet
adjective
Of or relating to the period before the biblical flood; "antediluvian man" [syn: antediluvian, antediluvial]
adjective
So extremely old as seeming to belong to an earlier period; "a ramshackle antediluvian tenement"; "antediluvian ideas"; "archaic laws" [syn: antediluvian, antiquated, archaic]
noun
Any of the early patriarchs who lived prior to the Noachian deluge [syn: antediluvian, antediluvian patriarch]
noun
A very old person [syn: ancient, antediluvian]

Synonyms of 'antediluvian'

From: Moby Thesaurus

Words containing 'antediluvian'