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Definitions

underpin

[uhn-der-pin] / ˌʌn dərˈpɪn /


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.

AI computing and data centers in space underpin SpaceX’s $1.25 trillion valuation.

From Barron's • May 6, 2026

The calculations done by scientists at IRIS, as it was commonly known, underpin vast numbers of chemical regulations, permits and other environmental rules in the U.S. and abroad.

From Salon • May 5, 2026

Much of that classification still rests on 2011 data, even though many areas have since transformed, blurring the lines that underpin policy.

From BBC • Mar. 31, 2026

It also requires the U.S. and its allies to maintain a decisive lead in emerging technologies, such as semiconductors and artificial intelligence, that underpin modern power.

From The Wall Street Journal • Mar. 24, 2026

The AIG FP traders present were shocked by how little thought or analysis seemed to underpin the subprime mortgage machine: It was simply a bet that home prices would never fall.

From "The Big Short" by Michael Lewis




Vocabulary lists containing underpin