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desensitize

American  
[dee-sen-si-tahyz] / diˈsɛn sɪˌtaɪz /
especially British, desensitise

verb (used with object)

  • desensitizes,
    present (3rd person singular)
  • desensitized,
    past participle,  past
  • desensitizing
    present participle
  1. to lessen the sensitiveness of.

  2. to make indifferent, unaware, or the like, in feeling.

  3. Photography. to make less sensitive or wholly insensitive to light, as the emulsion on a film.

  4. Printing. to treat (the design on a lithographic plate) with an etch in order to increase the capacity to retain moisture, and to remove traces of grease.

  5. Chemistry. to reduce the sensitivity of (an explosive) to those stimuli capable of detonating it.


desensitize British  
/ diːˈsɛnsɪˌtaɪz /

verb

  1. to render insensitive or less sensitive

    the patient was desensitized to the allergen

    to desensitize photographic film

  2. psychol to decrease the abnormal fear in (a person) of a situation or object, by exposing him to it either in reality or in his imagination

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Etymology

Origin of desensitize

First recorded in 1900–05; de- + sensitize

Explanation

To desensitize is to make less sensitive, or less easily upset. Some people say that watching scary movies desensitizes kids to violence. A shot of novocaine desensitizes you to the pain of having a cavity drilled by your dentist, and lots of spicy food can desensitize you to more subtle flavors. In both cases, you become less perceptive, or less affected by a sensation or taste. Witnessing violence can likewise desensitize soldiers or war reporters. The word originally referred to photographic development, from de-, "do the opposite of," and sensitize, with its Latin root sentire, "feel or perceive."

Keep Reading on Vocabulary.com

Vocabulary lists containing desensitize

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

“One of the things that we teach them to do is to massage that over repeatedly throughout the day, to desensitize it,” April says.

From Slate ● Oct. 15, 2024

For young children and people who have to take many different allergy medications, immunotherapies in the form of shots and oral drops can help desensitize the immune system to allergens, treating symptoms at their root.

From Seattle Times ● Mar. 22, 2024

Fejzo says one way to turn the findings into a treatment might be to give GDF15 pre-pregnancy to help desensitize high-risk people to the hormone.

From Science Magazine ● Dec. 13, 2023

“The perpetrators of this crime do so in the hope that it will harass and intimidate Jewish families, radicalize others, or desensitize some to the messaging,” the motion adds.

From Los Angeles Times ● Nov. 28, 2023

Then the treatment will desensitize it sufficiently and I can work on it without hurting you at all.'

From Cape Cod and All the Pilgrim Land, June 1922, Volume 6, Number 4 A Monthly Magazine Devoted to the Interests of Southeastern Massachusetts by Various

“We hear stuff like this all the time. It just desensitizes you to there being an actual threat, knock on wood.”

From The Wall Street Journal ● Mar. 13, 2026

“It desensitizes you to handcuffs, to steel, to concrete, to cold, to institutions,” said Roybal, now 38 and a physical therapist.

From Seattle Times ● Apr. 10, 2023

Interestingly, a diet high in these foods also desensitizes the taste system, making animals and humans perceive food as less sweet.

From Salon ● Sep. 9, 2022

In addition to killing cavity-causing bacteria, the treatment hardens tooth structure, desensitizes the tooth and even stops new cavities from forming.

From Washington Post ● Sep. 11, 2020

“Wikipedians are used to hunting trolls and fighting them. It desensitizes them.”

From Slate ● Dec. 11, 2014

He explains how he believes Alcaraz’s tragic death likely came to be and how officers have become desensitized to issues afflicting America’s prisons.

From Slate ● Aug. 13, 2026

But Wall Street has become desensitized to the actual or attempted regulation of tech platforms, which have only continued to grow.

From Barron's ● Jun. 15, 2026

Reactions to other recent reports have been muted as well, with investors seemingly desensitized to Nvidia’s big numbers.

From MarketWatch ● Feb. 23, 2026

“You almost get desensitized to it,” he said.

From The Wall Street Journal ● Feb. 16, 2026

“You need to get desensitized to the hugging,” Aaron said.

From "Boy 2.0" by Tracey Baptiste

Saturating audiences with doomsday stories risks desensitizing them, Nelson warned.

From Slate ● Mar. 13, 2026

Skylar King, who’s performing at the show, said she had a week of long conversations with her fellow performers on how to joke about climate change without desensitizing people to the seriousness of the topic.

From Los Angeles Times ● Sep. 7, 2024

Trainers begin by desensitizing the chimps to the sound, doling out bananas, Cheerios or other treats as it plays.

From New York Times ● Aug. 8, 2023

In the 2009 study above, 17% of women reported experiencing low-grade desensitizing affects that lasted anywhere from a couple of hours to a couple of days.

From Salon ● Jul. 23, 2023

But this morning I noticed a real improvement when I went through the massage and desensitizing routine.

From "The Running Dream" by Wendelin Van Draanen

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