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

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

From Salon • May 11, 2026

Animals traded through global wildlife markets are far more likely to carry diseases that can infect humans, and the risk grows the longer those species remain in circulation, according to a new study.

From Los Angeles Times • Apr. 13, 2026

The law doesn’t allow ulterior motives to infect plan investments.

From The Wall Street Journal • Mar. 30, 2026

The second study showed how people who were charismatic could — without saying anything and with the briefest of exposures — infect others with their emotions.

From "The Tipping Point" by Malcolm Gladwell