prehistoric

adjective

ˌprē-(h)i-ˈstȯr-ik How to pronounce prehistoric (audio)
variants also prehistorical
Definition of prehistoricnext
as in archaic
having passed its time of use or usefulness prehistoric notions about mental illness that have no place in today's world

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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 prehistoric In Egypt, an underwater excavation in Alexandria uncovered a bronze ring depicting the legendary Lighthouse of Alexandria, while prehistoric rock art in Sinai reveals thousands of years of human activity. — Melissa Hancock, Fortune, 14 Oct. 2026 For now, the prehistoric trees are offering Long Islanders a rare glimpse of a species whose roots stretch back to the time of the dinosaurs. — Carolyn Gusoff, CBS News, 13 Oct. 2026 That spans from prehistoric people to the famed Buffalo Soldiers. — ABC News, 7 Oct. 2026 Saudi Arabia’s largely arid landscape is dotted by about a million prehistoric stone structures, but Al-Rajajil remains the most famous. — Taylor Luck, Christian Science Monitor, 7 Oct. 2026 See All Example Sentences for prehistoric
Recent Examples of Synonyms for prehistoric
  1. archaic
  2. obsolete
  3. medieval
  4. antiquated
  5. neolithic
Adjective
  • In our era of incessant texting, the concept of these radio missives struck me as both archaic and romantic.
    — Jordan Salama, New Yorker, 12 Oct. 2026
  • The archaic legal restrictions restricting same-sex couples or unmarried women, for example, are acknowledged and adhered to, rather than being openly challenged or criticized.
    — Guy Lodge, Variety, 11 Oct. 2026
Definition of archaic
Adjective
  • Whether machines can make conventional money obsolete remains an open question.
    — Aamir Khollam, Interesting Engineering, 20 Oct. 2026
  • Advertisement That prescription has rankled many cybersecurity experts who scoff at the possibility that their expertise will be rendered obsolete.
    — Harry Booth, Time, 20 Oct. 2026
Definition of obsolete
Adjective
  • The territories at various times have been part of the Russian and Ottoman empires, medieval Kievan Rus’ and earlier civilizations.
    — Catherine Belton, Washington Post, 23 Oct. 2026
  • The time period is vaguely medieval and the accents British, save for Skarsgård, who speaks in a flat, neutral exhale, the sound of breeze riffling through straw.
    — Amy Nicholson, Los Angeles Times, 22 Oct. 2026
Definition of medieval
Adjective
  • According to firefighters, the department’s flood response was also limited by an antiquated dispatch system.
    — Abe Streep, ProPublica, 21 Oct. 2026
  • Plaintiffs challenging the prohibition on home distilling claim the 1868 law is an antiquated relic of Reconstruction-era politics.
    — Michael Kunzelman, Fortune, 19 Oct. 2026
Definition of antiquated
Adjective
  • From the Neolithic rock art of what is now Libya to ancient Egypt, China and India, to medieval and Renaissance Europe, creatures at borderlands of what was taken to be civilization were represented as cynocephalic, that is, humans with dog heads.
    — Literary Hub, Literary Hub, 10 June 2026
  • Multiple generations of Neolithic designers relied on communal teamwork and clever construction techniques to precisely place each of the site’s gigantic megaliths about 5,000 years ago.
    — Andrew Paul, Popular Science, 4 June 2026
Definition of neolithic

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prehistoric
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Cite this Entry

“Prehistoric.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/prehistoric. Accessed 28 Oct. 2026.

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