foundations

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basis for something physical or mental n.
established institution n.

NOUN

basis for something physical or mental

Synonyms

STRONGEST

authority base bedrock groundwork infrastructure support

STRONG

ABCs basics bed bottom foot footing ground guts heart justification nitty-gritty nub prop reason root stay substratum substructure understructure

WEAK

bottom line brass tacks nuts and bolts underpinning

Antonyms

STRONG

cowardice exterior exteriority fear outside top

NOUN

established institution

Synonyms

STRONGEST

association charity company corporation endowment establishment institute organization society

STRONG

guild inauguration plantation settlement trusteeship

WEAK

set-up

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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foundations

Temporary foundations and platforms for heavy machinery were built and specialist cranes brought in.

From BBC ● Aug. 20, 2026

She has approached smaller foundations like the Rose Foundation, an environmental group based in Oakland, in hopes of cobbling together enough smaller pots of money for a large project.

From The Wall Street Journal ● Aug. 18, 2026

In Boca Chica, a group of residents has sued SpaceX, claiming the company’s rocket launches have cracked their homes’ foundations and caused structural issues.

From MarketWatch ● Aug. 17, 2026

Another crisis is unfolding underground, threatening the very foundations of buildings.

From Barron's ● Aug. 15, 2026

The secret he revealed shook the very foundations of the Pythagorean doctrine, but by considering the irrational an anomaly, the Pythagoreans could keep the irrationals from contaminating their view of the universe.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife