lower bound

American

[loh-er] / ˈloʊ ər /

noun

Mathematics.

an element less than or equal to all the elements in a given set.

The numbers 0 and 1 are lower bounds of the set consisting of 1, 2, and 3.

lower bound Scientific

A number that is less than or equal to every number in a given set.

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.

See Examples For:

lower bound

"It's not even the lower bound of normal," Ivannikov said.

From Barron's ● Feb. 12, 2026

With the firm now having pushed against the lower bound of fund fees for years, Ramji was brought in with a mandate to expand other revenue streams, such as financial advice.

From The Wall Street Journal ● Feb. 2, 2026

Even so, the system only gives the county a concrete lower bound.

From Scientific American ● Sep. 6, 2023

"In the near future, a new committee on FX market regulation may adjust these restrictions, but until then, the USD/RUB consolidation may stick to the lower bound of the 63.0-70.0 range."

From Reuters ● May 16, 2022

The F.D.A. set 30 percent as the lower bound for efficacy in its criteria.

From New York Times ● Feb. 9, 2022

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023