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pertussis

noun

per·​tus·​sis pər-ˈtə-səs How to pronounce pertussis (audio)

Examples of pertussis 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.
To prevent whooping cough, officials recommend individuals receive the Tdap or DTaP vaccine, which protects against diphtheria, tetanus and pertussis. Caroline Neal, Louisville Courier Journal, 25 Nov. 2025 And to boost the body’s immune response, it is added to some vaccines—such as those for human papillomavirus (HPV) and tetanus, diphtheria and pertussis (Tdap), as well as some combination vaccines that protect against polio. Tanya Lewis, Scientific American, 19 Nov. 2025 Better testing finds more cases Modern PCR testing is also uncovering more pertussis cases than in the past. Dr. Céline Gounder, CBS News, 19 Nov. 2025 Parents should ensure children are up-to-date on pertussis immunizations, and pregnant women and others who will be around newborns should get a booster dose to protect babies from what can be a deadly infection. Becca Longmire, PEOPLE, 13 Nov. 2025 See All Example Sentences for pertussis

Word History

Etymology

New Latin, from Latin per- thoroughly + tussis cough

First Known Use

circa 1772, in the meaning defined above

Time Traveler
The first known use of pertussis was circa 1772

Browse Nearby Words

Cite this Entry

“Pertussis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pertussis. Accessed 6 Dec. 2025.

Kids Definition

pertussis

noun
per·​tus·​sis pər-ˈtəs-əs How to pronounce pertussis (audio)

Medical Definition

pertussis

noun
per·​tus·​sis pər-ˈtəs-əs How to pronounce pertussis (audio)

More from Merriam-Webster on pertussis

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