maximum

noun

max·​i·​mum ˈmak-s(ə-)məm How to pronounce maximum (audio)
plural maxima ˈmak-sə-mə How to pronounce maximum (audio) or maximums ˈmak-s(ə-)məmz How to pronounce maximum (audio)
Synonyms of maximumnext
1
a
: the greatest quantity or value attainable or attained
b
: the period of highest, greatest, or utmost development
2
: an upper limit allowed (as by a legal authority) or allowable (as by the circumstances of a particular case)
3
: the largest of a set of numbers
specifically : the largest value assumed by a real-valued continuous function defined on a closed interval
maximum adjective

Examples of maximum in a Sentence

achieved the maximum
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.
Only 15 new all-time record low temperature records were set, for either daily maximums or minimums, according to available preliminary NOAA data. Dinah Voyles Pulver, USA Today, 7 Feb. 2026 Each contestant has 90 seconds and a maximum of three attempts for each dunk. Los Angeles Times, 7 Feb. 2026 One weapons count carries a mandatory minimum sentence of 30 years and a maximum of life, while another related conspiracy charge also carries a maximum sentence of life. Greg Wehner, FOXNews.com, 6 Feb. 2026 As has been the case the entire season, the Heat remain with an available standard roster spot, having operated at 14 since October, one shy of the NBA maximum. Ira Winderman, Sun Sentinel, 6 Feb. 2026 See All Example Sentences for maximum

Word History

Etymology

Latin, neuter of maximus biggest — more at maxim

First Known Use

1663, in the meaning defined at sense 1a

Time Traveler
The first known use of maximum was in 1663

Browse Nearby Words

Cite this Entry

“Maximum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/maximum. Accessed 14 Feb. 2026.

Kids Definition

maximum

noun
max·​i·​mum ˈmak-s(ə-)məm How to pronounce maximum (audio)
plural maxima -sə-mə How to pronounce maximum (audio) or maximums
1
: the highest quantity, value, or development
2
: an upper limit allowed
maximum adjective

Medical Definition

maximum

noun
max·​i·​mum ˈmak-s(ə-)məm How to pronounce maximum (audio)
plural maxima -sə-mə How to pronounce maximum (audio) or maximums
1
a
: the greatest quantity or value attainable or attained
b
: the period of highest, greatest, or utmost development
2
: an upper limit allowed (as by a legal authority) or allowable (as by the circumstances of a particular case)
maximum adjective

More from Merriam-Webster on maximum

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