as in archaic
having passed its time of use or usefulness
Noachian farm equipment that probably belongs in a museum somewhere
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Recent Examples of Noachian
The climate of ancient Mars struck a balance that allowed water to exist; in particular, the late Noachian period (about 4.1 billion years to 3.5 billion years ago) is thought to have been a time when Mars was potentially habitable, even having rainfall that caused erosion.
—
Jack Knudson, Discover Magazine, 29 Jan. 2025
Researchers believe that the Jezero Crater housed a lake slightly larger than Lake Tahoe during Mars's Noachian epoch, between 3.8 and 4.6 billion years ago.
—Discover Magazine, 29 June 2010
Jack Knudson, Discover Magazine, 29 Jan. 2025
Researchers believe that the Jezero Crater housed a lake slightly larger than Lake Tahoe during Mars's Noachian epoch, between 3.8 and 4.6 billion years ago.
—Discover Magazine, 29 June 2010
Recent Examples of Synonyms for Noachian
Adjective
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Fresh meat was far from the only thing on the menu, according to a growing body of research that has revealed our archaic cousins ate a varied diet that included pulses and shellfish.—
Katie Hunt,
CNN Money,
25 July 2025
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Despite much innovation, financial services firms actually have some of the most archaic infrastructure and the highest levels of volatility.—
David Parker,
Forbes.com,
31 July 2025
Adjective
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This rule, Grimsley says, is designed to be adaptable, and be able to shift with the pace of technology—a recognition that when regulation and approvals take too long, the technology at issue risks becoming obsolete by the time it can be implemented.—
Jessica Mathews,
Fortune,
6 Aug. 2025
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Dynamic, Self-Evolving Customer Journeys Static journey maps are quickly becoming obsolete as customer journeys grow more fluid, stretching across devices, time zones and emotional states.—
Asif Hasan,
Forbes.com,
6 Aug. 2025
Adjective
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The Pacific Women’s Chorus of San Diego, a chamber chorus for treble voices that performs music ranging from medieval chants to current compositions is recruiting experienced choral sopranos and altos.—
Linda Mcintosh,
San Diego Union-Tribune,
15 Aug. 2025
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The annual festival centers around medieval European society, with highlights of global cultures as well.—
Jenna Prestininzi,
Freep.com,
14 Aug. 2025
Adjective
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In northern Michigan, the T phenomenon brought a flood of visitors onto an antiquated road system.—
The Detroit News,
Chicago Tribune,
6 Aug. 2025
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But many other young women are winking at this type of antiquated femininity while engaging with it.—
Leah Dolan,
CNN Money,
29 July 2025
Adjective
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The languages spoken by nearly half of the world’s population—including some four hundred million native speakers of English—are thought to have descended from this prehistoric language.—
Martha Barnette
August 6,
Literary Hub,
6 Aug. 2025
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Ten Little Dinos This four-minute video takes kids deep into the prehistoric jungle where ten colorful eggs are cozy in their nest.—
Marilyn La Jeunesse,
Parents,
5 Aug. 2025
Cite this Entry
“Noachian.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/Noachian. Accessed 21 Aug. 2025.
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