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.
Such measures risk destabilizing global supply networks, straining reliant industries, and intensifying geopolitical tensions. Michaela Rychetska and Aissa Dearing, JSTOR Daily, 13 Feb. 2025 As Israeli forces advanced in Gaza, the IDF intensified operations in Lebanon last year, killing much of its top leadership, including longtime Secretary-General Hassan Nasrallah, and establishing an effective buffer zone in the south. Dan Perry, Newsweek, 13 Feb. 2025 In 1940, as the war in Europe intensified, Stimson, now 42 and with more than a decade of surgical experience, learned that a volunteer group of orthopedic surgeons was organizing to treat war victims in Britain. Catherine Musemeche, Smithsonian Magazine, 13 Feb. 2025 The true secret of what this place is and who created it will be revealed in a clever way, but danger also intensifies when Bartholomew begins to have doubts about the loyalty of her hire. Pete Hammond, Deadline, 13 Feb. 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

Dictionary Entries Near intensify

Cite this Entry

“Intensify.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/intensify. Accessed 22 Feb. 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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