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Definitions

underpinning

[uhn-der-pin-ing] / ˈʌn dərˌpɪn ɪŋ /
NOUN
supporting structure
Synonyms




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.

Investors, still questioning whether a truce between the U.S. and Iran will last after their two-week cease-fire agreement, will be looking for company earnings to provide a solid fundamental underpinning for a jittery stock market.

From MarketWatch • Apr. 12, 2026

Here is a look at some of the key elements of the vehicles underpinning the flight.

From The Wall Street Journal • Apr. 1, 2026

"Pretty much the entire underpinning of Germany's post-war settlement was based around the Transatlantic Alliance," says the Berlin-based journalist and author John Kampfner.

From BBC • Mar. 27, 2026

And an underpinning of loneliness and suppressed yearning.

From Los Angeles Times • Mar. 18, 2026

The thesis is misnamed, because, as it is usually formulated, Duhem did not hold it and Quine abandoned it, but it is the fundamental conceptual underpinning of much modern history and philosophy of science.

From "The Invention of Science" by David Wootton