Thesaurus results for KEYSTONES

keystones

noun

plural of keystone

as in cornerstones

an immaterial thing upon which something else rests a sense of history is the keystone to the city's draw as a tourist destination

Synonyms & Similar Words

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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 keystones The theory of evolution, one of the keystones of modern biological theory, is based on the idea that living things on Earth can be traced back to other preexisting types and that the differences are due to modifications that occurred over successive generations. —

Encyclopedia Britannica, 2 Apr. 2026 Just trying to get to the keystones in this instance. —

Lance Eliot, Forbes.com, 24 Jan. 2026 And how exactly does that fit into the equation of the keystones of our survival? —

Outside Online, 12 Nov. 2025

Recent Examples of Synonyms for keystones

Noun

Food and drink Seasonality and local sourcing are the cornerstones of Indigo, the main restaurant that sits on a mezzanine floor overlooking the lobby bar.

— Condé Nast, Condé Nast Traveler, 1 July 2026
Curriculum reform was one of the cornerstones of Louisiana’s rise in literacy achievement.

— Thibaut Delloue, The Orlando Sentinel, 25 June 2026

Definition of cornerstones

Noun

Their radical act wasn't to reject law, but to defend it, believing the British government had abandoned its own legal foundations.

— Joseph Andrew, Forbes.com, 1 July 2026
Policymakers should treat it as a reminder that the country’s foundations are still cracking — and if the drift continues, the next rupture will be something darker.

— Tiisetso Motsoeneng, semafor.com, 1 July 2026