: of, relating to, or forming or serving as a base or foundation : fundamental
foundational principles/doctrines
These foundational volumes proved to be, each in its own way, enabling gestures for the growth of sophisticated theories and critical practices in African, Caribbean, and African American literatures.—Henry Louis Gates, Jr.
Property was, in a sense, foundational to culture, since English political economy rested on the private ownership of land, and the political economy, in turn, largely structured social relations.—Jill Lepore
Philosophy is a foundational discipline. Not only does it do the spadework that makes the construction of other disciplines possible; it also pays constant attention to the foundations of those disciplines as they are practiced.—Cognitive Science
foundationally adverb

Examples of foundational in a Sentence

Recent Examples on the Web
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That story runs from foundational projects with Daft Punk, Kanye West, and Kaws to collaborations with KidSuper, Marvel Studios, and Stray Kids. — Stephen Garner, Footwear News, 16 Oct. 2026 Over the last 15 years, object storage has become a foundational form of cloud storage, especially for large-scale unstructured data such as images and videos. — Paul Speciale, Forbes.com, 16 Oct. 2026 Whereas traditional agencies have gotten increasingly into the creator economy as time has gone on, with film & TV as foundational pillars, Select’s early expertise came in the creator space. — Matt Grobar, Deadline, 14 Oct. 2026 Instead, educators say the challenge is using the technology without skipping the parts of learning that build foundational skills. — Corynn Winston, CNBC, 14 Oct. 2026 See All Example Sentences for foundational

Word History

First Known Use

1657, in the meaning defined above

Time Traveler
The first known use of foundational was in 1657

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Cite this Entry

“Foundational.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/foundational. Accessed 20 Oct. 2026.

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