intensify

verb

in·​ten·​si·​fy in-ˈten(t)-sə-ˌfī How to pronounce intensify (audio)
intensified; intensifying

intransitive verb

: to become intense or more intensive : grow stronger or more acute

transitive verb

1
: to make intense or more intensive : strengthen
2
a
: to make more acute : sharpen
b
: to increase the density and contrast of (a photographic image) by chemical treatment
intensification noun

Examples of intensify in a Sentence

We could hear the wind howling outside as the storm intensified. They intensified their efforts to increase sales. an intensified search for survivors
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.
While inflation and rising interest rates have intensified financial pressure across the board, the impact has been disproportionately severe for those already operating at a capital disadvantage, which includes many women of color entrepreneurs. Alejandra Rojas, Forbes.com, 26 June 2025 Black women are often conditioned to prioritize others’ needs over their own, and this tendency may intensify during the summertime demands. Essence, 26 June 2025 Getty Images Cybercriminals have intensified their efforts to steal and sell online passwords, experts warn. Dylan Butts, CNBC, 26 June 2025 Warning Human rights groups, including Amnesty International, have condemned Iran's intensifying crackdown following the ceasefire that ended nearly two weeks of conflict. Amir Daftari, MSNBC Newsweek, 25 June 2025 See All Example Sentences for intensify

Word History

First Known Use

1817, in the meaning defined at transitive sense 1

Time Traveler
The first known use of intensify was in 1817

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Cite this Entry

“Intensify.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/intensify. Accessed 30 Jun. 2025.

Kids Definition

intensify

verb
in·​ten·​si·​fy in-ˈten(t)-sə-ˌfī How to pronounce intensify (audio)
intensified; intensifying
: to make or become intense or more intensive
intensification noun
intensifier
-ˈten(t)-sə-ˌfī(-ə)r
noun

Medical Definition

intensify

verb
in·​ten·​si·​fy in-ˈten(t)-sə-ˌfī How to pronounce intensify (audio)
intensified; intensifying

transitive verb

1
: to make intense or more intensive
2
a
: to increase the density and contrast of (a photographic image) by special treatment
b
: to make more acute
use of illicit drugs intensified the patient's condition

intransitive verb

: to become intense or more intensive : grow stronger or more acute
the sore throat, headache, and fever intensified as the disease progressed
intensification noun

More from Merriam-Webster on intensify

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