underpin
verb (used with object)
to prop up or support from below; strengthen, as by reinforcing a foundation.
underpins
-
present tense formof underpin (3rd person singular).present tense
Used to describe things happening now or regularly.
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 capital spending is going mainly toward Azure, the platform built on a vast network of data centers that underpins much of the modern web and powers AI models.
From The Wall Street Journal ● Aug. 26, 2026
His athleticism underpins that game as he reached a top speed of 34.5km/h in 2024-25, compared with 30.5km/h for Casemiro, and averaged 8.2 defensive actions per 90.
From BBC ● Aug. 25, 2026
Finally, shifting financing would weaken the sense of shared responsibility that underpins Medicare.
From MarketWatch ● Aug. 24, 2026
Large language models are the technology that underpins chatbots and other AI tools by crunching vast amounts of digital data.
From Barron's ● Aug. 10, 2026
It is quiet, and when the belling tower strikes the late hour, it doesn’t break the silence so much as it underpins it.
From "The Name of the Wind" by Patrick Rothfuss
