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 new policy in Louisiana was implemented as some politicians have promoted false information about vaccines and as President-elect Donald Trump seeks to have anti-vaccine activist Robert F. Kennedy Jr lead the U.S. Department of Health and Human Services. Rosemary Westwood, NPR, 20 Dec. 2024 His decades of anti-vaccine rhetoric could work against him. Elizabeth Robinson, NBC News, 19 Dec. 2024

Word History

First Known Use

1880, in the meaning defined above

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

Dictionary Entries Near anti-vaccine

Cite this Entry

“Anti-vaccine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anti-vaccine. Accessed 7 Jan. 2025.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!