vaccinate

verb

vac·​ci·​nate ˈvak-sə-ˌnāt How to pronounce vaccinate (audio)
vaccinated; vaccinating

transitive verb

: to administer a vaccine to usually by injection

intransitive verb

: to perform or practice vaccination
vaccinator noun

Examples of vaccinate in a Sentence

We vaccinate all the animals that come to our shelter.
Recent Examples on the Web That means, vaccinated people in those groups were 34.5% less likely than unvaccinated people to get sick enough to go to the hospital. Alexander Tin, CBS News, 3 Oct. 2024 All rabbits available at Marin Humane have been spayed or neutered and vaccinated. Lisa Bloch, The Mercury News, 1 Oct. 2024 About 80% of the kids that died from flu this season were not fully vaccinated against influenza, CDC data shows. Youri Benadjaoud, ABC News, 30 Sep. 2024 Be sure to vaccinate your puppy and keep its distemper vaccinations up-to-date, the American Kennel Club recommends. Olivia Munson, USA TODAY, 28 Sep. 2024 See all Example Sentences for vaccinate 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'vaccinate.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

earlier, "to inoculate with fluid from a cowpox pustule," back-formation from vaccination; in later extended sense, in part borrowed from French vacciner, verbal derivative of vaccin vaccine

First Known Use

1882, in the meaning defined at transitive sense

Time Traveler
The first known use of vaccinate was in 1882

Dictionary Entries Near vaccinate

Cite this Entry

“Vaccinate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vaccinate. Accessed 11 Oct. 2024.

Kids Definition

vaccinate

verb
vac·​ci·​nate ˈvak-sə-ˌnāt How to pronounce vaccinate (audio)
vaccinated; vaccinating
: to give a vaccine to usually by injection
vaccinator noun

Medical Definition

vaccinate

1 of 2 verb
vac·​ci·​nate ˈvak-sə-ˌnāt How to pronounce vaccinate (audio)
vaccinated; vaccinating

transitive verb

1
: to inoculate (a person) with cowpox virus in order to produce immunity to smallpox
2
: to administer a vaccine to usually by injection

intransitive verb

: to perform or practice vaccination

vaccinate

2 of 2 noun
vac·​ci·​nate ˈvak-sə-ˌnāt How to pronounce vaccinate (audio) -nət How to pronounce vaccinate (audio)
: a vaccinated individual

More from Merriam-Webster on vaccinate

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