contagious

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.

The virus is so contagious that any misstep could kill the patient on board and infect the crew members, who would then be vectors to spread the deadly pathogens across America.

From The Wall Street Journal • Mar. 20, 2026

But its endless expanses have been swept by panic since an outbreak of highly contagious foot-and-mouth disease, which was declared a national disaster in February.

From Barron's • Mar. 13, 2026

Measles cases have increased in the United States as vaccination rates have fallen in recent years, allowing the highly contagious virus to spread in communities with lower vaccine coverage.

From Los Angeles Times • Feb. 19, 2026

Despite the fear factor of measles—its high hospitalization rate, how contagious it is—we’re actually in a good spot in terms of fighting back against this disease: We have an incredibly effective vaccine.

From Slate • Feb. 17, 2026

Anyway, I remember once Dad came, and he stood against the wall at the edge of the room like she was contagious or something.

From "Turtles All the Way Down" by John Green