infect

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.

Ebola viruses normally infect animals, typically fruit bats, but outbreaks among humans can sometimes start when people eat or handle infected animals.

From BBC • May 18, 2026

She did not infect anyone else after her return despite taking two commercial flights in the U.S. when sick and before she was hospitalized in Delaware.

From Los Angeles Times • May 14, 2026

They infect in different ways and are classed in entirely different phylums, meaning they are not remotely related.

From Salon • May 11, 2026

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

Some of Chip’s despair was beginning to infect Jonah.

From "Found" by Margaret Peterson Haddix