Noachian

adjective

nō-ˈā-kē-ən How to pronounce Noachian (audio)
Definition of Noachiannext
as in archaic
having passed its time of use or usefulness Noachian farm equipment that probably belongs in a museum somewhere

Synonyms & Similar Words

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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 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
Recent Examples of Synonyms for Noachian
  1. archaic
  2. obsolete
  3. medieval
  4. antiquated
  5. prehistoric
Adjective
  • And yet, despite these numbers, hurdles as seemingly archaic as international mailing addresses have long hampered small-business owners in digital banking.
    — Eyal Lifshitz, Forbes.com, 10 July 2026
  • The Spanish is archaic, the intonations are complicated, and the words tumble over themselves like a hard charge toward the goal posts.
    — Gustavo Arellano, Los Angeles Times, 25 June 2026
Definition of archaic
Adjective
  • As vehicles age, OE on-board hardware becomes obsolete as cellular providers replace older technology and automakers stop investing in aging back-end stacks and features.
    — Michael Harley, ArsTechnica, 21 July 2026
  • Congress empowered this group of experts because its leadership recognized obsolete military bases needed to be closed or consolidated but individual lawmakers would inevitably block any changes to protect their home state facilities.
    — Howard Gleckman, Forbes.com, 20 July 2026
Definition of obsolete
Adjective
  • Andrew Garfield trades modern superheroes for medieval revolution in the trailer for The Uprising, Paul Greengrass’ historical drama inspired by England’s 1381 peasant revolt.
    — Sophie Miller, Rolling Stone, 16 July 2026
  • Mal has had to preserve many of the original features of the prison, which was rebuilt in the eighteenth and nineteenth centuries on its medieval foundations.
    — Condé Nast, Condé Nast Traveler, 16 July 2026
Definition of medieval
Adjective
  • But Merrywood’s charms, both elegant and antiquated, might face the wrecking ball later this year.
    — Brian Bell, The Orlando Sentinel, 11 July 2026
  • During his Superman press tour last year, Nicholas Hoult paraded around New York City wearing oversized totes, including the Prada Buckle antiquated leather bag.
    — Daisy Maldonado, InStyle, 10 July 2026
Definition of antiquated
Adjective
  • While the area was formerly covered by prehistoric lakes, today the water here mainly exists as seasonal wetlands, gurgling geysers, hot springs, and a hypersaline lake that’s saltier than the ocean.
    — Zoe Baillargeon, Travel + Leisure, 18 July 2026
  • The species has remained unchanged since prehistoric times, finding ways to survive while other species became extinct, according to the San Diego Zoo.
    — Saman Shafiq, USA Today, 16 July 2026
Definition of prehistoric

Browse Nearby Words

no-accounts
Noachian
nob
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Cite this Entry

“Noachian.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/Noachian. Accessed 25 Jul. 2026.

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