side effect

variants also side reaction
Definition of side effectnext

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 side effect The success of the track and the music video has had an unusual side effect. Emily Zemler, Rolling Stone, 31 Oct. 2025 That side effect was not seen with ALZ-801, which works by preventing amyloid plaques from forming in the first place. Melissa Rudy, FOXNews.com, 30 Oct. 2025 One side effect of excess protein is extra nitrogen in urine. Veronique Greenwood, Time, 28 Oct. 2025 The Tyndall effect, a bluish discoloration from filler that has been injected too superficially, is another possible side effect and is most commonly seen in the thin-skinned undereye area. Kara Nesvig, Allure, 27 Oct. 2025 See All Example Sentences for side effect
Recent Examples of Synonyms for side effect
Noun
  • Metro could also face some tricky legal ramifications from relying on its savings.
    Austin Corona, AZCentral.com, 6 Nov. 2025
  • Kyiv says many Ukrainian prisoners of war have been killed by Russia’s forces, but there have so far been no legal ramifications.
    Sophie Tanno, CNN Money, 6 Nov. 2025
Noun
  • The journalist Beth Macy, who in her previous books chronicled the widening fissures in American society by examining the opioid crisis and the aftereffects of globalization, grew up there.
    Alex Kotlowitz, The Atlantic, 29 Oct. 2025
  • What To Know According to footage filmed by witness Ryan Garza, several officers can be seen rubbing their eyes, squinting, and struggling with the aftereffects of the gas on October 4.
    Billal Rahman, MSNBC Newsweek, 6 Oct. 2025
Noun
  • Instead of adding complexity, Longbow removes it.
    Aamir Khollam, Interesting Engineering, 8 Jan. 2026
  • In contrast with that complexity, the reasons that the Sabres appear to finally, belatedly be pulling out of their dark decade and a half are simple.
    Thomas Drance, New York Times, 7 Jan. 2026
Noun
  • The twists, worries and delays in her story highlight the convolution of the U.S. immigration system and the challenges anyone who crossed the border without authorization faces in trying to become a legal resident.
    Sophie Carson, jsonline.com, 3 Dec. 2025
  • Tantrums in Air exhibits the convolutions of translating life into art for a generation of poets who teach art to pay rent, who write poems about dreaming about writing poems, and who express themselves by giving James Schuyler’s poetry to guys who up and write Schuyleresque poems for other women.
    Literary Hub, Literary Hub, 1 Dec. 2025
Noun
  • Documents obtained by the outlet show that Sean died from an acute upper gastrointestinal bleed and severe metabolic acidosis, complications brought on by alcoholic liver cirrhosis.
    Vivian Kwarm, New York Daily News, 8 Jan. 2026
  • Influenza can lead to complications and fatalities, especially in people 65 years and older or under 5 with fever, cough and sore throat.
    Los Angeles Times, Los Angeles Times, 8 Jan. 2026

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Cite this Entry

“Side effect.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/side%20effect. Accessed 9 Jan. 2026.

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