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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.

The star business underpinning the estimated $1.8 trillion valuation is Starlink, SpaceX’s space-based broadband product.

From Barron's • Jun. 7, 2026

His pace and dribbling quality have always been best in class - underpinning a unique profile in the modern game.

From BBC • May 16, 2026

Yet "the talent, capital, and supply chains underpinning the field are deeply intertwined across the United States and China," said Grace Shao, a China AI analyst and author of the AI Proem newsletter.

From Barron's • May 13, 2026

The profits underpinning chip companies’ stocks are a distinction from the dot-com bubble, when many of the biggest winners had little or no earnings.

From The Wall Street Journal • May 10, 2026

In the recognition by Pythagoras and Plato that the Cosmos is knowable, that there is a mathematical underpinning to nature, they greatly advanced the cause of science.

From "Cosmos" by Carl Sagan




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