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.
The researchers looked at cortisol (a stress hormone) levels and levels of cytokines, signaling proteins that modulate the immune response, including inflammation. New Atlas, 12 Apr. 2025 But there were also differences that suggest the immune response in general may be involved. John Timmer, ArsTechnica, 3 Apr. 2025 To address the immune response, there are additionally a variety of immunotherapies that patients can be treated with, either orally, intravenously, or even via plasma exchange. Mara Santilli, Flow Space, 3 Apr. 2025 The virus spreads to new host cells as the body grapples with the overwhelming immune response. Ashley MacKin Solomon, San Diego Union-Tribune, 31 Mar. 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 21 Apr. 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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