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Definitions

contagious

[kuhn-tey-juhs] / kənˈteɪ dʒəs /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Measles is one of the most contagious viruses known to humans.

From Los Angeles Times • Apr. 16, 2026

ASF is highly contagious and lethal for pigs and wild boars, but it does not affect humans.

From BBC • Apr. 5, 2026

But the contagious nature of the band’s biggest singles has, over time, earned them a fortified respect for the legacy.

From Salon • Apr. 4, 2026

How are you going to fly two withering, highly contagious people from Africa to America without killing them or infecting others on the plane?

From The Wall Street Journal • Mar. 20, 2026

SAD is an extremely contagious disease that causes total memory loss in those who contract it.

From "The Mysterious Benedict Society" by Trenton Lee Stewart




Vocabulary lists containing contagious