intensity

noun

in·​ten·​si·​ty in-ˈten(t)-sə-tē How to pronounce intensity (audio)
plural intensities
Synonyms of intensity
1
: the quality or state of being intense
especially : extreme degree of strength, force, energy, or feeling
2
: the magnitude of a quantity (such as force or energy) per unit (as of area, charge, mass, or time)
3

Examples of intensity in a Sentence

the intensity of the sun's rays the intensity of the argument The sun shone with great intensity.
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.
Made from moisture-wicking fabric, this workout tank naturally repels sweat to keep you cool during high-intensity workouts and outdoor activities. Emily Weaver, PEOPLE, 29 May 2026 Forecasting hurricanes can be a big challenge, as small atmospheric changes can quickly shift a storm’s path or intensity. Katie Garch, The Orlando Sentinel, 29 May 2026 Our District 7 faces many of the same challenges as the rest of the city, however the intensity and impact are different here. Mercury News Editorial Board, Mercury News, 29 May 2026 That was when the team really turned up the defensive intensity on Thursday, dialing up a variety of coverages on Gilgeous-Alexander that kept the Thunder from going on any runs with Wemby out. William Guillory, New York Times, 29 May 2026 See All Example Sentences for intensity

Word History

First Known Use

1665, in the meaning defined at sense 1

Time Traveler
The first known use of intensity was in 1665

Cite this Entry

“Intensity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/intensity. Accessed 3 Jun. 2026.

Kids Definition

intensity

noun
in·​ten·​si·​ty in-ˈten(t)-sət-ē How to pronounce intensity (audio)
plural intensities
1
: the quality or state of being intense
especially : extreme strength, force, or feeling
2
: the degree or amount of a quality or condition
the intensity of an electric field

Medical Definition

intensity

noun
in·​ten·​si·​ty in-ˈten(t)-sət-ē How to pronounce intensity (audio)
plural intensities
1
: the quality or state of being intense
especially : extreme degree of strength, force, energy, or feeling
2
: the magnitude of a quantity (as force or energy) per unit (as of surface, charge, mass, or time)
3

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