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
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
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Recent Examples of antediluvian
Jonathan M. Gitlin, Ars Technica, 14 Apr. 2023
Unfortunately, that view seems antediluvian these days.
—Andrew C. McCarthy, National Review, 9 Dec. 2023
As advanced as the futuristic environment was visually, the team found innovation by juxtaposing the setting with its people and their antediluvian mindsets.
—Rendy Jones, Rolling Stone, 3 July 2023
Johnson’s top allies include Jacob Rees-Mogg, an antediluvian former hedge-fund manager who has boasted that he’s never changed one of his six children’s diapers.
—Matt Ford, The New Republic, 14 June 2023
See All Example Sentences for antediluvian
Adjective
The big transmission lever feels slightly antediluvian in what is otherwise a quite modern interior.
—Jonathan M. Gitlin, Ars Technica, 14 Apr. 2023
Unfortunately, that view seems antediluvian these days.
—Andrew C. McCarthy, National Review, 9 Dec. 2023
As advanced as the futuristic environment was visually, the team found innovation by juxtaposing the setting with its people and their antediluvian mindsets.
—Rendy Jones, Rolling Stone, 3 July 2023
Johnson’s top allies include Jacob Rees-Mogg, an antediluvian former hedge-fund manager who has boasted that he’s never changed one of his six children’s diapers.
—Matt Ford, The New Republic, 14 June 2023
See All Example Sentences for antediluvian
Recent Examples of Synonyms for antediluvian
Adjective
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Scientists have discovered a huge spike in radiocarbon levels 14,300 years ago by analyzing ancient tree-rings.—
David Bressan,
Forbes.com,
25 May 2025
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It’s all designed to try to persuade visitors that the biblical story was literally true — that an ancient Noah really could have built such a sophisticated ship.—
Peter Smith,
Los Angeles Times,
25 May 2025
Noun
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Green energy roll-backs The bill would cut off many green energy tax credits for projects beginning 60 days after the bill passes – a major priority and last-minute change for fiscal conservatives who were hoping to shave more off the cost of the bill.—
Riley Beggin,
USA Today,
23 May 2025
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The changes included speedier implementation of the Medicaid work requirements, which will begin in December 2026, rather than January 2029, and a faster rollback of the production tax credits for clean electricity projects, both sought by the conservatives.—
Lisa Mascaro,
Los Angeles Times,
22 May 2025
Adjective
-
Nearly 25 years have passed since an upstart Harlem minister tried to unseat the venerable Charlie Rangel, as much an institution as the Apollo Theater or the nearby Lenox Lounge.—
Leonard Greene,
New York Daily News,
31 May 2025
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This is thanks to the venerable Hass variety, discovered in the 1920s by a Pasadena mail carrier-turned-grower, Rudolph Hass.—
Daniel Miller,
Los Angeles Times,
30 May 2025
Adjective
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Visit the Picasso Museum Five conjoined medieval palaces with Catalan Gothic architecture house the Picasso Museum in the district El Born.—
Jennifer Fernández Solano,
Forbes.com,
22 May 2025
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Bengtsson had discovered a medieval monastery likely dating back to the late 12th century, according to the release.—
Lauren Liebhaber,
Miami Herald,
22 May 2025
Noun
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Beaches aren’t typically hotspots for these kinds of fossils unless something is disturbing the seafloor nearby and carrying the remains to shore.—
Melissa Cristina Márquez,
Forbes.com,
22 May 2025
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The findings have inspired researchers to broaden the search for fossils of the earliest amniotes, and their close relatives, to the southern continents, Sumida said.—
Ashley Strickland,
CNN Money,
22 May 2025
Adjective
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Former New College student Katie Helms, 47, got emotional when remembering her old mentor.—
Toria Sheffield,
People.com,
25 May 2025
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Part of it is intentional — this is an adaptation inspired by the sirens of Greek mythology, which is a tale as old as time.—
Lauren Coates,
Variety,
24 May 2025
Noun
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These are people who know AI and have grown up with this stuff that these old fogies haven't.—
Alison Snyder,
Axios,
23 Feb. 2025
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And some of us older fogies, Joni Mitchell and Carole King.—
Lars Brandle,
Billboard,
10 Oct. 2023
Adjective
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An antique mirror from the same time frame is also on display.—
Jean E. Palmieri,
Footwear News,
27 May 2025
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Similarly, Ralph Lauren has reminded shoppers of its legacy, trading space-age materials for oak walls, antique fixtures and vintage paintings. 4.—
Simon Hathaway,
Forbes.com,
27 May 2025
Cite this Entry
“Antediluvian.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/antediluvian. Accessed 4 Jun. 2025.
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