antediluvian 1 of 2

adjective

ˌan-ti-də-ˈlü-vē-ən How to pronounce antediluvian (audio)
Definition of antediluviannext
as in ancient
dating or surviving from the distant past found evidence in the Middle East of an antediluvian people previously unknown to history

Synonyms & Similar Words

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Antonyms & Near Antonyms

antediluvian

2 of 2

noun

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

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of antediluvian
Adjective
This antediluvian town knows — and that, too, is part of its multimillion-dollar charm — that in a world of rapidly upgrading software and all-subsuming artificial intelligence, natural wisdom must be nurtured and celebrated. — Kalpana Mohan, Mercury News, 3 Dec. 2025 Not a bad start, definitely auspicious, which makes the antediluvian inspirations behind these sparkling party dresses all the more mysterious. — Rachel Elspeth Gross, Forbes.com, 15 June 2025 Image Still, Professor Bogdanor said, the antediluvian nature of the Lords eroded faith in government generally, particularly among young people. — Mark Landler, New York Times, 24 Dec. 2024 Eliminating antediluvian student loan debts held by vulnerable older adults seems both just and good public policy. — Next Avenue, Forbes, 11 Oct. 2024 See All Example Sentences for antediluvian
Recent Examples of Synonyms for antediluvian
  1. ancient
  2. conservative
  3. venerable
  4. fossil
  5. medieval
  6. fogy
  7. old
  8. veteran
Adjective
  • Even the climbing-vine wallpaper is yellowed, as if gradually discolored by the cigarettes of a thousand ancient Sundays.
    — Helen Rosner, New Yorker, 25 Oct. 2026
  • Madrid sits on an ancient migration route that has always been part of a vast grid of farming paths covering the Iberian Peninsula.
    — ABC News, ABC News, 25 Oct. 2026
Definition of ancient
Noun
  • There was a time when conservatives were opposed to increasing the debt.
    — Kevin Igoe, Washington Post, 23 Oct. 2026
  • President Emmanuel Macron has been the primary target of scorn following nationwide riots that overtook Paris and other cities, but the insurgent National Rally does not want to let mainstream conservatives off the hook.
    — Timothy Nerozzi, The Washington Examiner, 22 Oct. 2026
Definition of conservative
Adjective
  • Executive produced by Flanagan and King, Carrie is the second Prime Video series based on MGM/UA IP to launch after Amazon MGM Studios had made exploiting the venerable studio’s library a priority following the 2022 acquisition.
    — Nellie Andreeva, Deadline, 22 Oct. 2026
  • There’s Haroon Mirza’s Stone Circle, commissioned by Ballroom Marfa, another venerable local institution.
    — Nate Freeman, Vanity Fair, 16 Oct. 2026
Definition of venerable
Noun
  • The scientists concluded Gerrothorax maritimus lived in the ocean because the fossils were found in deep sea sediments and were nearly complete skeletons.
    — Tarini Mehta, Sacbee.com, 26 Oct. 2026
  • Like fossils of prehistoric life, the evidence of all these past relationships lurked in the debris of our Connecticut household.
    — Literary Hub, Literary Hub, 26 Oct. 2026
Definition of fossil
Adjective
  • The territories at various times have been part of the Russian and Ottoman empires, medieval Kievan Rus’ and earlier civilizations.
    — Catherine Belton, Washington Post, 23 Oct. 2026
  • The time period is vaguely medieval and the accents British, save for Skarsgård, who speaks in a flat, neutral exhale, the sound of breeze riffling through straw.
    — Amy Nicholson, Los Angeles Times, 22 Oct. 2026
Definition of medieval
Noun
  • There’s no old fogey-ness to Lorne.
    — David Fear, Rolling Stone, 20 Apr. 2026
  • For the benefit of us old fogies?
    — Sun Sentinel Editorial Board, Sun Sentinel, 30 Mar. 2026
Definition of fogy
Adjective
  • An album-length EP by the 20-year-old producer is a dizzying and boundless collage of collages, using free-jazz logic and digital overload to chart new emotional terrain.
    — Kieran Press-Reynolds, Pitchfork, 26 Oct. 2026
  • Rodrigo Valentim, a 51-year-old businessman and supporter of Bolsonaro, said another Lula government would harm the economy.
    — Arkansas Online, Arkansas Online, 26 Oct. 2026
Definition of old
Noun
  • The ceremony also marked the return of Japanese industry veteran Takeo Hisamatsu as festival director, following the departure of former chairman Hiroyasu Ando earlier this year.
    — Gavin Blair, HollywoodReporter, 26 Oct. 2026
  • The Athens, Georgia, jam-band veterans will close out 2026 with two Charlotte performances, including a New Year’s Eve concert.
    — Théoden Janes, Charlotte Observer, 26 Oct. 2026
Definition of veteran

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Cite this Entry

“Antediluvian.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/antediluvian. Accessed 27 Oct. 2026.

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