intensity

noun

in·​ten·​si·​ty in-ˈten(t)-sə-tē How to pronounce intensity (audio)
plural intensities
Synonyms of intensitynext
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.
An all-new addition to the Agravic family, the TT is a beast built for high intensity racing on the most advanced trails. Ally Jaksen, Outside, 4 Mar. 2026 The overall economic impact of the war will likely depend on the duration and intensity of the fighting, economists told ABC News. Max Zahn, ABC News, 4 Mar. 2026 The 1991 Persian Gulf War, titled Operation Desert Storm, conjured a similar intensity. Harmeet Kaur, CNN Money, 4 Mar. 2026 Lewis is a performer whose career has always carried an edge of theatrical intensity, and placing her inside this particular production marks a fascinating collision of sensibilities. Lauren Schuster, Miami Herald, 4 Mar. 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 6 Mar. 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

More from Merriam-Webster on intensity

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