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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That also applies to the current outbreak of whooping cough (or pertussis), of which 10,082 cases were reported by the end of May, killing five infants. Thomas Elias, Mercury News, 27 Sep. 2025 Other vaccine-preventable diseases were on the rise in Arizona and elsewhere, too, among them whooping cough, also known as pertussis. Stephanie Innes, AZCentral.com, 26 Sep. 2025 And some vaccines are combination shots, knocking out three or four diseases with one injection, such as the measles, mumps, rubella (MMR) vaccine or the Diphtheria, tetanus, & acellular pertussis (DTaP) vaccine. ArsTechnica, 24 Sep. 2025 Vaccine mandates expanded by the middle of the 20th century to include vaccines for many dangerous childhood diseases, such as polio, measles, rubella and pertussis. Stacie Kershner, The Conversation, 22 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 1 Oct. 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)

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