un·​vac·​ci·​nat·​ed | \ ˌən-ˈvak-sə-ˌnā-təd How to pronounce unvaccinated (audio) \

Definition of unvaccinated

: not having received a vaccine : not vaccinated children unvaccinated for measles

Examples of unvaccinated in a Sentence

Recent Examples on the Web

Quick containment is pivotal, particularly for the district’s 66 unvaccinated children, or those who have claimed a permanent medical exemption and are missing at least one vaccination. Andrew J. Campa, Burbank Leader, "State says Burbank Unified’s kindergartens are ‘safe’ in defending against disease outbreaks," 6 Aug. 2019 Even unvaccinated children appear to be benefiting from the vaccine’s use. Tara Haelle, Scientific American, "Two-for-One: Chickenpox Vaccine Lowers Shingles Risk in Children," 11 June 2019 The outbreaks are largely occurring in communities of unvaccinated people, either due to religious beliefs or misinformation that has spread online about the safety of vaccines. Julie Mazziotta, PEOPLE.com, "Seattle Nurse Contracts Measles from Patient — Despite Being Fully Vaccinated," 16 July 2019 The health agency canceled extracurricular activities and later imposed a temporary ban on school attendance for unvaccinated students as the chickenpox outbreak spread. USA TODAY, "Women in baseball, Lynyrd Skynyrd, circus fire: News from around our 50 states," 1 July 2019 The department had issued the ban on unvaccinated students to try to curb the spread of an outbreak of chickenpox at the school, involving 32 cases at the time. Beth Mole, Ars Technica, "Anti-vax teen that fought ban amid chickenpox outbreak loses in court—again," 1 July 2019 Approximately 6,000 unvaccinated students in New York state have been excluded from more than 60 schools and day-care centers; many returned after getting vaccinated. Brianna Abbott, WSJ, "Measles Outbreaks Strain Local Health Departments," 16 June 2019 In general, when measles was flourishing in unvaccinated populations, up to half of all childhood deaths from infectious disease could be explained by non-measles infection that occur following illness with measles. National Geographic, "Measles vaccines protect against more than just measles. Here's how.," 4 Mar. 2019 An unvaccinated teenager from the Kenai Peninsula has become the first Alaskan in years with measles, state health officials announced this week. Zaz Hollander, Anchorage Daily News, "Measles confirmed in unvaccinated Kenai Peninsula teen who traveled Outside," 18 July 2019

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

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First Known Use of unvaccinated

1871, in the meaning defined above

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Statistics for unvaccinated

Last Updated

22 Aug 2019

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The first known use of unvaccinated was in 1871

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un·​vac·​ci·​nat·​ed | \ -ˈvak-sə-ˌnāt-əd How to pronounce unvaccinated (audio) \

Medical Definition of unvaccinated

: not vaccinated unvaccinated children

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