per·​tus·​sis | \pər-ˈtə-səs \

Definition of pertussis 

Examples of pertussis in a Sentence

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Since the early 1980s, pertussis cases have steadily risen, but in the past few decades, cases have surged noticeably. Erin Stone, San Francisco Chronicle, "Whooping cough cases on the rise in Alameda County," 14 June 2018 Schools and day care centers usually require proof of such vaccines as TDaP (tetanus, diphtheria and pertussis), MMR (measles, mumps and rubella) and others. Anna Groves, Milwaukee Journal Sentinel, "Want to prevent your children from getting cancer? Doctors push HPV vaccine," 9 July 2018 In preparation for an outbreak, doctors at the UC Davis Children's Hospital have developed a rapid test for pertussis that is run anytime a doctor orders viral testing for a baby 6 months old or younger. Molly Sullivan, sacbee, "A whooping cough 'epidemic ' is looming. Here's how to keep your baby safe. | The Sacramento Bee," 16 Mar. 2018 Oregon requires students receive vaccines that fight off diseases such as diphtheria, tetanus, pertussis, polio, chickenpox, measles, mumps, rubella and hepatitis. Molly Harbarger,, "Oregon rates of non-immunized children continues to rise," 29 May 2018 More than 80 percent are up to date on Haemophilus influenzae; diphtheria, tetanus and pertussis; and pneumococcal vaccines. NBC News, "Public support for vaccines drops a bit," 21 May 2018 At first, pertussis can seem like the common cold, causing symptoms like a runny or stuffy nose, red, watery eyes, a fever, and a cough. Korin Miller, SELF, "Here’s When to See a Doctor About That Persistent Cough," 7 Apr. 2018 In 2000, just 1 percent of the population of those countries received the pentavalent vaccine (covering diphtheria, tetanus, pertussis, hepatitis B, and hib); by 2016, that number was 76 percent. Felix Salmon, WIRED, "Musk, Zuckerberg, Bezos, and Ethically Iffy ‘Philanthropy," 15 May 2018 This is extra important because pertussis, commonly called whooping cough, is seeing a resurgence nationwide. Paul Sisson,, "Which vaccines do home caregivers need?," 24 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pertussis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of pertussis

circa 1772, in the meaning defined above

History and Etymology for pertussis

New Latin, from Latin per- thoroughly + tussis cough

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The first known use of pertussis was circa 1772

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per·​tus·​sis | \pər-ˈtəs-əs \

Medical Definition of pertussis 

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to express warning or disapproval

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