as in infection
sickness that can be passed from one person, plant, or animal to another
Parents are advised to vaccinate their children against contagious diseases.
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Recent Examples of contagious disease
In the 2019-2020 school year, 95.2% of kindergarteners nationwide completed their two-dose MMR vaccine series, above the 95% threshold needed to protect unvaccinated individuals against the highly contagious disease through herd immunity, according to the Centers for Disease Control and Prevention.
—
Jason Lange, USA Today, 15 May 2025
The person could have exposed others to the highly contagious disease at Southwest Deli and Cafe in south Pueblo between March 17 and 21 and at Southern Colorado Clinic in west Pueblo from 3:30 to 6 p.m. March 22.
—Meg Wingerter, Denver Post, 1 Apr. 2025
Measles is one of the world's most contagious diseases.
—TIME, 21 Mar. 2025
Measles is among the most contagious diseases in the world, and case counts in the United States are spiking with more than 1,000 reported in 2025.
—Cindy Krischer Goodman, Sun Sentinel, 27 May 2025
See All Example Sentences for contagious disease
Jason Lange, USA Today, 15 May 2025
The person could have exposed others to the highly contagious disease at Southwest Deli and Cafe in south Pueblo between March 17 and 21 and at Southern Colorado Clinic in west Pueblo from 3:30 to 6 p.m. March 22.
—Meg Wingerter, Denver Post, 1 Apr. 2025
Measles is one of the world's most contagious diseases.
—TIME, 21 Mar. 2025
Measles is among the most contagious diseases in the world, and case counts in the United States are spiking with more than 1,000 reported in 2025.
—Cindy Krischer Goodman, Sun Sentinel, 27 May 2025
See All Example Sentences for contagious disease
Recent Examples of Synonyms for contagious disease
Noun
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Wen: The symptoms appear to be similar to infection with other variants.—
Katia Hetter,
CNN Money,
19 June 2025
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Since its creation in George W. Bush’s administration, PEPFAR has saved more than 25 million lives and prevented millions of HIV infections, including those in America, as the AIDS pandemic has been brought under more control.—
Andrew Tisch,
Forbes.com,
18 June 2025
Noun
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Promotes Good Dental Health Research shows that blackberry extract can fight bacteria, viruses, and inflammation, which may help prevent periodontal disease.—
Julie Marks,
Verywell Health,
17 June 2025
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Experts outline the waterborne viruses, bacteria, parasites, and toxic algal blooms that can make people sick.—
Julia Ries,
Health,
17 June 2025
Noun
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After Yang was found, Police thanked those who assisted in the search for the missing man, who also has Parkinson’s disease.—
Abigail Adams,
People.com,
28 June 2025
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Do control the Asian psyllid insects with an insecticide spray at each flush of growth to prevent the spread of greening disease.—
Tom MacCubbin,
The Orlando Sentinel,
28 June 2025
Noun
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But then there are the rare illnesses that produce truly violent forces.—
ArsTechnica,
ArsTechnica,
27 June 2025
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No chronic illness, no prescription medications, normal blood work and all that in my physical exams.—
Carolyn Rosenblatt,
Forbes.com,
27 June 2025
Cite this Entry
“Contagious disease.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/contagious%20disease. Accessed 3 Jul. 2025.
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