immune response

noun

: a bodily response to an antigen that occurs when lymphocytes identify the antigenic molecule as foreign and induce the formation of antibodies and lymphocytes capable of reacting with it and rendering it harmless

called also immune reaction

Examples of immune response in a Sentence

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.
Probiotics can help restore balance in the gut microbiome, supporting a healthier immune response to allergens, reducing inflammation, and relieving allergy symptoms. Lindsay Curtis, Verywell Health, 12 May 2025 This process can reduce the immune response and is most often used for people with chronic GVHD. Suchandrima Bhowmik, Health, 2 May 2025 This can be done through boosting the numbers of regulatory T cells, which suppress a particular immune response, linked to a particular autoantigen. Juergen Eckhardt, Forbes.com, 23 Apr. 2025 Older age and weakening immune responses can contribute to this, says Frenck. Alice Park, Time, 10 Apr. 2025 See All Example Sentences for immune response

Word History

First Known Use

1923, in the meaning defined above

Time Traveler
The first known use of immune response was in 1923

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Cite this Entry

“Immune response.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/immune%20response. Accessed 17 May. 2025.

Kids Definition

immune response

noun
: a bodily response to a foreign substance, cell, or tissue that involves the formation of antibodies and cells capable of reacting with it and rendering it harmless

called also immune reaction

Medical Definition

immune response

noun
: a bodily response to an antigen that occurs when lymphocytes identify the antigenic molecule as foreign and induce the formation of antibodies and lymphocytes capable of reacting with it and rendering it harmless

called also immune reaction

Last Updated: - Updated example sentences
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