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 Eventually, Ley hopes, the results could help fight this side effect of vaccines and, by extension, encourage higher vaccination rates. — Jackie Flynn Mogensen, Scientific American, 9 Oct. 2026 With more widespread use, however, a rare, life-threatening side effect known as agranulocytosis (a severe reduction in white blood cells) emerged, prompting clozapine’s withdrawal from the market. — Encyclopedia Britannica, 7 Oct. 2026 The flick follows an elder antique trader who dredges up a 500-year-old artifact that invigorates him with youth but has the unfortunate side effect of turning him into a vampire. — Carlos De Loera, Los Angeles Times, 5 Oct. 2026 Treatment for Tardive Dyskinesia Tardive dyskinesia is a movement disorder that can develop as a side effect of antipsychotics. — Heidi Moawad, Verywell Health, 26 Sep. 2026 See All Example Sentences for side effect
Recent Examples of Synonyms for side effect
Noun
  • With two losses apiece, there will be College Football Playoff ramifications from this game.
    — PJ Green November 2, Kansas City Star, 2 Nov. 2026
  • Endlessly reworked, the cost-effective 699 Superleggera became so popular that producer Cassina had to put an ad in Domus, the magazine Ponti had established three decades earlier, warning about the legal ramifications of copyright infringement.
    — Adrian Madlener, Curbed, 2 Nov. 2026
Noun
  • Diesel fuel has been setting nominal record highs – an aftereffect of rising global oil prices as well as a supply bottleneck from refineries damaged by the wars in Ukraine and Iran.
    — Natasha Chen, CNN Money, 7 Oct. 2026
  • Nor has Erica’s return to duty silenced the aftereffects of her time with the Gorn.
    — Keith Phipps, Vulture, 3 Sep. 2026
Noun
  • Most of the redesign projects Menabóh takes on cost between €300 and €1,000, depending on the complexity of the craftmanship, but some sit beyond this range.
    — Bella Webb, Vogue, 5 Nov. 2026
  • And ultimately, Glover believes the greatest wonder isn't the moon, the stars, or even the incredible complexity of nature.
    — Daisy Dobrijevic, Space.com, 5 Nov. 2026
Noun
  • Because of this, the resulting code tends to exhibit redundancy and convolution and to lack a unified engineering standard.
    — Ihor Hamal, Forbes.com, 18 Aug. 2026
  • In their alternating waves of resentment and understanding, anger and sorrow, D’Arcy and Cooke imbue Rhaenyra and Alicent’s dynamic with all the weight of this history and none of its convolutions.
    — Alison Herman, Variety, 15 June 2026
Noun
  • And Then There’s AI Artificial intelligence (AI) adds another complication.
    — Scott Schiller, Forbes.com, 6 Nov. 2026
  • Measles can cause life-threatening complications, including pneumonia and swelling of the brain.
    — Landon Mion, FOXNews.com, 6 Nov. 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 7 Nov. 2026.

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