un·​im·​mu·​nized | \ ˌən-ˈi-myə-ˌnīzd How to pronounce unimmunized (audio) \
variants: or chiefly British unimmunised

Definition of unimmunized

: not made immune (as by vaccination) : not immunized Because your child has been immunized, she faces no danger of playing with an unimmunized child.— Paul G. Donohue

Examples of unimmunized in a Sentence

Recent Examples on the Web At least 95 percent of the children in a school must be immunized to prevent an outbreak from happening if one of the unimmunized kids gets sick. oregonlive, "Washington measles outbreak was among the worst in U.S., feds say," 10 Oct. 2019 In an unimmunized population, one person with measles can infect 12 to 18 others. Julia Belluz, Vox, "New York’s Orthodox Jewish community is battling measles outbreaks. Vaccine deniers are to blame.," 9 Nov. 2018 High numbers of unimmunized children living in large cities with busy international airports may contribute to the risk of a swift spread of disease, according to Hotez and his co-authors. Susan Scutti, CNN, "Opting out of vaccines leaves these US 'hot spots' most vulnerable for outbreaks," 13 June 2018 But pro-vaccine advocates are expected to try to change the law and give parents the right to know the number of unimmunized children at individual schools, information that’s not readily available now. The Washington Post, The Mercury News, "Trump energizes the anti-vaccine movement," 21 Feb. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unimmunized.' 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 unimmunized

1894, in the meaning defined above

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Time Traveler for unimmunized

Time Traveler

The first known use of unimmunized was in 1894

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Cite this Entry

“Unimmunized.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unimmunized. Accessed 15 Jan. 2021.

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More Definitions for unimmunized


variants: or chiefly British unimmunised \ (ˈ)ən-​ˈim-​yə-​ˌnīzd How to pronounce unimmunized (audio) \

Medical Definition of unimmunized

: not immunized unimmunized children

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