Definition of reactionnext
as in response
action or behavior that is done in return to other action or behavior we were startled by her extreme reaction to being jilted by her boyfriend

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Example Sentences

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.
Recent Examples of reaction Her reaction brought Dorough to tears as well. Ralphie Aversa, USA Today, 19 June 2026 On the extreme end, the reactions can be life-threatening, as with other common food allergies like peanuts. CBS News, 19 June 2026 The muted reaction suggests investors are waiting for clearer evidence that the agreement can lead to a lasting deescalation in the region. Justina Lee, CNBC, 19 June 2026 Yet, many of the physical processes that occur during fusion reactions remain poorly understood. Georgina Jedikovska, Interesting Engineering, 19 June 2026 See All Example Sentences for reaction
Recent Examples of Synonyms for reaction
Noun
  • The projections for a hike now appear to be a response to inflation that has surged since the start of the Iran war and three months of solid job growth.
    Rachel Barber, USA Today, 21 June 2026
  • Fox News Digital reached out to the Los Angeles County Department of Public Health for additional comment but did not receive a response.
    Brittany Miller, FOXNews.com, 20 June 2026
Noun
  • Williams believes both families are in pain right now as detectives search for more answers in this investigation.
    Kaicey Baylor, CBS News, 21 June 2026
  • The high school exam board, CBSE, has faced public outrage over an electronic marking system plagued with technical glitches, during which students said answers were wrongly marked or, in some cases, answer sheets were omitted entirely.
    Mithil Aggarwal, NBC news, 20 June 2026

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Cite this Entry

“Reaction.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/reaction. Accessed 23 Jun. 2026.

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