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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

That is the same theory underpinning the controversial airstrikes since September on alleged drug traffickers' boats in the Caribbean and the Pacific.

From Barron's • May 29, 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

By contrast, “Shard II” is austere and cinematic, with Mr. Gilmore’s tom-toms—both live and reproduced—gently underpinning bucolic keyboards from Mr. Moran.

From The Wall Street Journal • May 13, 2026

That is, to replace its interweaving but independent voices with a more unified, streamlined sound, with the keyboard and cello locked together supportively, underpinning the sparring interplay of the two violins above them.

From "The Story of Music" by Howard Goodall




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