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
  • In a sport written about in ancient Greek literature, no one has thrown a discus as far as Mykolas Alekna.
    — Eduardo Tansley, New York Times, 11 Aug. 2026
  • The story follows ancient creatures appearing in the modern world, prompting heroes from different countries to confront a rising darkness threatening the region.
    — Naman Ramachandran, Variety, 11 Aug. 2026
Definition of ancient
Noun
  • Some conservatives were outraged online over the project plan, while others urged people to take a more measured approach, noting that the new stations are not about pushing any ideology.
    — Landon Mion, FOXNews.com, 13 Aug. 2026
  • The proponents of those ideas believe that spreading them can shift the boundaries of debate — that nothing else will do so in a media environment where conservatives hold enormous power.
    — David Weigel, semafor.com, 12 Aug. 2026
Definition of conservative
Adjective
  • With sawdust on the asphalt and splintered wood on the hillside, one of the city’s most venerable trees was torn apart on Monday.
    — Thomas Lake, AJC.com, 4 Aug. 2026
  • There's no shortage of high-end vehicles to drive these days and venerable automakers are competing to produce the greatest, most luxurious and flashiest status symbols.
    — Morgan Korn, ABC News, 25 July 2026
Definition of venerable
Noun
  • The University of Bonn in Germany announced last week that numerous fossils and other exhibits have been stolen from its Goldfuß Museum.
    — Harrison Jacobs, ARTnews.com, 10 Aug. 2026
  • This suggests that these reptiles were more widely distributed across the world during the Triassic than the fossil record indicated.
    — The Conversation, Fortune, 10 Aug. 2026
Definition of fossil
Adjective
  • Divination practices often use Tarot cards or the ogham alphabet, which was originally employed in early medieval Irish and Pictish inscriptions.
    — Encyclopedia Britannica, Encyclopedia Britannica, 14 Aug. 2026
  • StemRad engineers, though, figured dressing as a medieval knight doesn’t really get you all that much.
    — Jacek Krywko, ArsTechnica, 13 Aug. 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
  • Body cameras captured the moments Rialto police officers rushed to save a choking 3-year-old child last week.
    — Matthew Rodriguez, CBS News, 12 Aug. 2026
  • Tatyana Montero, a 25-year-old Army based in Canada, was given one of Abby Elder's freebies in Las Vegas.
    — Nidhi Singh, ABC News, 12 Aug. 2026
Definition of old
Noun
  • A day after rookie catcher Daniel Susac was diagnosed with a likely season-ending left knee patellar fracture, the Giants brought back veteran backstop Andrew Knizner on a major-league deal to address the team’s incredibly thin catching depth.
    — Justice delos Santos, Mercury News, 12 Aug. 2026
  • All four remaining defendants in the case, including NBA veteran Terry Rozier, appeared in court for an update on their case.
    — Mike Vorkunov, New York Times, 12 Aug. 2026
Definition of veteran

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antediluvian
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Cite this Entry

“Antediluvian.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/antediluvian. Accessed 17 Aug. 2026.

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