| 1. |
(satellite adjective) so extremely old as seeming to belong to an earlier period; "a ramshackle antediluvian tenement"; "antediluvian ideas"; "archaic laws" |
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Synonyms: antiquated, archaic |
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| 2. |
(adjective) of or relating to the period before the Biblical flood; "Antediluvian man" |
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Synonyms: antediluvial |
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| 3. |
(noun) a very old (or old fashioned) person |
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Related Words: old person, oldster, senior citizen |
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| 4. |
(noun) any of the early patriarchs who lived prior to the Deluge |
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Synonyms: antediluvian patriarch |
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Related Words: patriarch |
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