exponential

adjective

ex·​po·​nen·​tial ˌek-spə-ˈnen(t)-shəl How to pronounce exponential (audio)
1
: of or relating to an exponent
2
: involving a variable in an exponent
10x is an exponential expression
3
: expressible or approximately expressible by an exponential function
especially : characterized by or being an extremely rapid increase (as in size or extent)
an exponential growth rate
exponentially adverb

Examples of exponential in a Sentence

The business has experienced several years of exponential growth. Prices have increased at an exponential rate. 103 is an exponential expression.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In other words, how many daily steps deliver maximum health benefits before each additional step fails to add exponential improvements. New Atlas, 26 July 2025 With the Charlotte region’s exponential growth, energy demand is high. Charlotte Observer, 25 July 2025 Bahal is also confident that India will see an increase in the return of its wealthy in the coming years, given the country's exponential growth. Amala Balakrishner, CNBC, 24 July 2025 While competitors struggle with invisible development efforts, leaders who master both internal operating systems and perception management gain exponential advantage. Anna Barnhill, Forbes.com, 22 July 2025 See All Example Sentences for exponential

Word History

First Known Use

1701, in the meaning defined at sense 1

Time Traveler
The first known use of exponential was in 1701

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Cite this Entry

“Exponential.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exponential. Accessed 29 Jul. 2025.

Kids Definition

exponential

adjective
ex·​po·​nen·​tial ˌek-spə-ˈnen-chəl How to pronounce exponential (audio)
: of, relating to, or involving an exponent
xⁿ is an exponential expression
exponentially adverb

Medical Definition

exponential

adjective
ex·​po·​nen·​tial ˌek-spə-ˈnen-chəl How to pronounce exponential (audio)
: expressible or approximately expressible by an exponential function
an exponential growth rate
exponentially adverb

More from Merriam-Webster on exponential

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