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Illustration of the deluge, from the nineteenth-century illustrated Bible of Gustave Doré


From ante- (before) +‎ Latin dīluvium (flood); in reference to the story of Noah’s Ark (Genesis 6–9), an early episode in the Bible.



antediluvian (comparative more antediluvian, superlative most antediluvian)

  1. Ancient or antiquated.
    Synonyms: antediluvial, old, prehistoric
  2. Extremely dated.
    Synonyms: dated, old-fashioned
    Those ideas are antediluvian.
  3. Pertaining or belonging to the time period prior to a great or destructive flood or deluge.
  4. (biblical) Pertaining or belonging to the time prior to Noah's Flood.
    Synonym: antediluvial
    Coordinate term: prelapsarian


The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout#Translations.


antediluvian (plural antediluvians)

  1. One who lived prior to Noah's Flood.

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