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antediluvian

adjective

Synonyms & Antonyms of antediluvian

(Entry 1 of 2)

dating or surviving from the distant past
  • found evidence in the Middle East of an antediluvian people previously unknown to history

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antediluvian

noun

Synonyms & Antonyms of antediluvian (Entry 2 of 2)

a person with old-fashioned ideas
  • thought his dad was an antediluvian for refusing to use any social media

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The first known use of antediluvian was in 1646

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antedating

antediluvian

antediluvians

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Cite this Entry

“Antediluvian.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/antediluvian. Accessed 2 Dec. 2021.

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