vac·​ci·​na·​tion | \ ˌvak-sə-ˈnā-shən How to pronounce vaccination (audio) \

Definition of vaccination

1 : the act of vaccinating
2 : the scar left by vaccinating

Examples of vaccination in a Sentence

Recent Examples on the Web The Army and Navy said their seniors are not being barred from this month's graduation over their vaccination status. Landon Mion, Fox News, 14 May 2022 Masking in indoor public spaces, including schools, regardless of vaccination status, is only recommended by CDC when communities reach a high level, though the agency notes that people can wear masks at any level based on personal preference. Amanda Kaufman,, 13 May 2022 After April 30, many stopped checking vaccination status, according to the Broadway website. Pamela Avila, USA TODAY, 12 May 2022 Nepal Nepal welcomes travelers and offers visas on arrival, regardless of vaccination status, according to the U.S. Embassy in Nepal. Alison Fox, Travel + Leisure, 12 May 2022 Masks are required for all participants regardless of vaccination status. Hartford Courant, 11 May 2022 In the early days of reopening, the county public health department required that masks be worn and vaccination status be checked. Los Angeles Times, 11 May 2022 Experts said the increase in breakthrough deaths is expected with more Americans reaching full vaccination status. Arielle Mitropoulos, ABC News, 10 May 2022 Hadid was joined by her older sister, Gigi, at Monday's event after skipping the gala in 2021 leaving fans to speculate about her vaccination status. Alexandra Schonfeld,, 6 May 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'vaccination.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of vaccination

1891, in the meaning defined at sense 1

History and Etymology for vaccination

earlier, "inoculation with fluid from cowpox pustules," from vaccine "of cowpox" (in the phrases vaccine matter, vaccine virus) + -ation — more at vaccine

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Time Traveler for vaccination

Time Traveler

The first known use of vaccination was in 1891

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Statistics for vaccination

Last Updated

16 May 2022

Cite this Entry

“Vaccination.” Dictionary, Merriam-Webster, Accessed 26 May. 2022.

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More Definitions for vaccination


vac·​ci·​na·​tion | \ ˌvak-sə-ˈnā-shən How to pronounce vaccination (audio) \

Kids Definition of vaccination

: the act of vaccinating


vac·​ci·​na·​tion | \ ˌvak-sə-ˈnā-shən How to pronounce vaccination (audio) \

Medical Definition of vaccination

1 : the introduction into humans or domestic animals of microorganisms that have previously been treated to make them harmless for the purpose of inducing the development of immunity oral vaccination vaccination against smallpox vaccination for whooping cough
2 : the scar left by vaccinating

More from Merriam-Webster on vaccination

Nglish: Translation of vaccination for Spanish Speakers

Britannica English: Translation of vaccination for Arabic Speakers


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