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.
Whooping cough is caused by a type of bacteria called Bordetella pertussis, which attack the upper respiratory system and can cause airways to swell, according to the CDC. Clara Harter, Los Angeles Times, 2 May 2025 What to know about whooping cough Whooping cough is a very contagious respiratory illness caused by a type of bacteria called Bordetella pertussis. Mary Kekatos, ABC News, 24 Apr. 2025 Of the three diseases, immunity wanes fastest for pertussis, says Chin-Hong. Caroline C. Boyle, USA Today, 20 Apr. 2025 Last year, the country reported more cases in 2024 of pertussis compared to 2019, prior to the pandemic, indicating that things are starting to return to pre-pandemic patterns, according to the CDC. Michelle Marchante, Miami Herald, 21 Feb. 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 4 Jul. 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

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!