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
  • There is also concrete poetry—writing arranged in images or geometric forms—a tradition that can be traced to ancient instances of shaped poetry.
    — Alec Mapes-Frances, Artforum, 1 Nov. 2026
  • The Roman coin hoard is the latest in a series of ancient discoveries in Sweden.
    — Andrea Margolis, FOXNews.com, 1 Nov. 2026
Definition of ancient
Noun
  • And today’s conservatives are increasingly questioning that narrative.
    — Dustin DeSoto, Vox, 30 Oct. 2026
  • Calvert, who appeared this week at a rally in Murrieta alongside Republican gubernatorial candidate Steve Hilton and Assemblymember Carl DeMaio (R-San Diego), labels himself a consistent conservative.
    — Dakota Smith, Los Angeles Times, 30 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
  • Think medieval meets modern--less clunky Louis XVIth and more comfy armchair, with Kingsdown mattresses that are simply divine.
    — Condé Nast, Condé Nast Traveler, 31 Oct. 2026
  • Following the Black Death in medieval Europe, memento mori, symbolic reminders of death’s inevitability, further ubiquitized skulls in art and architecture.
    — Livia Caligor, Architectural Digest, 30 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
  • This old Southern home on a barrier island is a four-story frame structure decorated with antiques, Asian rugs, and Tiffany lamps.
    — Condé Nast, Condé Nast Traveler, 2 Nov. 2026
  • More photos, this time of our 12-year-old playing with a cat in our house.
    — Arkansas Online, Arkansas Online, 2 Nov. 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 2 Nov. 2026.

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