Definition of underpinnext
as in to sustain
to hold up or serve as a foundation for the central beliefs that underpin a free society

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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 underpin TPUs belong to the class of chips known as AI accelerators, which are tailored to perform the mathematical computations that underpin generative AI models. Kevin Stankiewicz,jeff Marks, CNBC, 19 Aug. 2026 Known as Eurasianism, this conviction in the fundamental difference between Russia and the West at least partly underpins the Kremlin’s ruling ideology today. Foreign Affairs, 18 Aug. 2026 Alex Cooper seems intent on unraveling some of the current relationships that have helped underpin her production company, Unwell. Brian Steinberg, Variety, 16 Aug. 2026 Samsung achieved this seamless look by using an ultra-thin titanium alloy layer that underpins the flexible screen. Kimberly Gedeon, PC Magazine, 16 Aug. 2026 See All Example Sentences for underpin
Recent Examples of Synonyms for underpin
Verb
  • North Korea’s willingness to sustain such losses reflects the reach of Russia’s global alliances and Moscow’s need for extra manpower.
    Nick Paton Walsh, CNN Money, 21 Aug. 2026
  • The family’s attendance streak will become harder to sustain.
    Devon Henderson, New York Times, 21 Aug. 2026
Verb
  • Prime Air is currently testing a new drone delivery mechanism that could enable it to carry a wider assortment of products, like fragile cartons of eggs or other perishables, Carbon said.
    Annie Palmer, CNBC, 19 Aug. 2026
  • The project now moves into a phase where engineering, construction and workforce development will carry as much importance as diplomacy.
    Aamir Khollam, Interesting Engineering, 19 Aug. 2026
Verb
  • Erdogan has called Netanyahu a war criminal and repeatedly accused Israel of atrocities in Gaza; Netanyahu has accused Erdogan of supporting Hamas.
    Tal Shalev, CNN Money, 25 Aug. 2026
  • The technology can support both conventional and remote sites, like areas where traditional energy infrastructure may be difficult or expensive to build.
    Georgina Jedikovska, Interesting Engineering, 25 Aug. 2026
Verb
  • And that refusal has given rise to suspicions that the network is part of a media campaign to bolster the Iranian government’s opposition.
    Cora Engelbrecht, New Yorker, 24 Aug. 2026
  • The gain was bolstered by a 45 percent increase in the company’s AI Cloud and Compute businesses.
    Arthur Zaczkiewicz, Footwear News, 24 Aug. 2026

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Cite this Entry

“Underpin.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/underpin. Accessed 25 Aug. 2026.

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