anti-vaccine

adjective

ˌan-tē-vak-ˈsēn,
ˌan-ˌtī- How to pronounce anti-vaccine (audio)
-ˈvak-ˌsēn
variants or less commonly antivaccine
: opposed to the use of vaccines
A handful of parents and anti-vaccine activists told lawmakers … that they believe vaccines are responsible for countless cases of autism, learning disabilities and death.Jim Hughes
… the rising global threat of antivaccine sentiments and vaccine misinformation contributed to the WHO [=World Health Organization] classifying vaccine hesitancy as a top ten global health threat in 2019 …David M. Higgins and Sean T. O'Leary

Examples of anti-vaccine 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 anti-vaccine community, including the group formerly led by Health Secretary Robert F. Kennedy Jr., has spent years promoting the idea that mRNA vaccines for COVID regularly push tumors into overdrive. Benjamin Mazer, The Atlantic, 19 May 2025 Nevertheless, the Department of Health and Human Services (HHS) under anti-vaccine advocate and conspiracy theorist Robert F. Kennedy Jr states without clear evidence that fluoride supplements harm children's microbiome and pose other health risks. Beth Mole, ArsTechnica, 16 May 2025 As Kennedy’s anti-vaccine history demonstrates, truer words have never been spoken. — Steven P. Grossman, Baltimore Add your voice: Respond to this piece or other Sun content by submitting your own letter. Reader Commentary, Baltimore Sun, 15 May 2025 At the agency, too, he’s made moves that support the anti-vaccine movement. Amanda Seitz, Chicago Tribune, 14 May 2025 Amid the deadliest measles outbreak in decades, the secretary has muddied his message about the importance of the measles shot in an effort to appeal to both the general public and anti-vaccine hard-liners. Joseph Choi, The Hill, 14 May 2025 She is not currently licensed as a doctor, failed to finish her surgical residency, and has voiced anti-vaccine opinions and embraced unproven alternative medicine, including advocating for raw milk and talking to trees. David Gilbert, Wired News, 9 May 2025 To the dismay of our nation's physicians, this movement now has a seat at the top of Health and Human Services (HHS) in RFK Jr., an anti-vaccine proponent. Scott A. Rivkees, Time, 6 May 2025 Siri was Kennedy’s lawyer during his 2024 presidential campaign and has represented prominent anti-vaccine activists in numerous lawsuits. Rachana Pradhan, CNN Money, 2 May 2025

Word History

First Known Use

1880, in the meaning defined above

Time Traveler
The first known use of anti-vaccine was in 1880

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Cite this Entry

“Anti-vaccine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anti-vaccine. Accessed 25 May. 2025.

Last Updated: - Updated example sentences
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