pertussis

noun

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

Examples of pertussis in a Sentence

Recent Examples on the Web
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And what's gone under the radar is pertussis. Mary Kekatos, ABC News, 9 Sep. 2025 In the Sunshine State, school districts, similarly to others around the country, require vaccinations for measles, rubella, pertussis, polio, diphtheria and other diseases. Filip Timotija, The Hill, 6 Sep. 2025 Studies show that vaccination rates have fallen in 45 states that have allowed religious and personal exemptions, allowing vaccine-preventable diseases like measles and pertussis to resurge. Brenda Goodman, CNN Money, 5 Sep. 2025 Some of the mandatory shots that kids need for school are named in Florida law, including those for polio, diphtheria, rubeola, rubella, pertussis, mumps, and tetanus. Michelle Marchante, Miami Herald, 4 Sep. 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 10 Sep. 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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