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.
The vaccine protects against diphtheria, hepatitis B, pertussis (whooping cough), tetanus, Haemophilus influenzae type B and polio. Fran Kritz, NPR, 30 Dec. 2025 According to data from the Texas Department of State Health Services, kindergarten vaccination rates against pertussis were estimated to have dropped from almost 94% in the 2023–24 school year to less than 90% in 2024–25 in Dallas. Asuka Koda, CNN Money, 30 Dec. 2025 Whooping cough is caused by a bacteria called Bordetella pertussis and spreads through droplets in the air when infected people cough and sneeze. Emily Kay Votruba, EverydayHealth.com, 22 Dec. 2025 Nashville doctors are growing increasingly concerned as pertussis, or whooping cough, surges nationwide, with recent infant deaths in Kentucky, Mississippi and Louisiana. Beth Warren, Nashville Tennessean, 18 Dec. 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 2 Jan. 2026.

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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