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Definitions

infested

[in-fes-tid] / ɪnˈfɛs tɪd /
ADJECTIVE
overrun
Synonyms
Antonyms
STRONG


ADJECTIVE
diseased
Synonyms


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.

It was infested with rats and cockroaches, and smelt "nauseating".

From BBC • Mar. 4, 2026

The area was once viewed as ominous, dominated by an ancient walnut tree believed to be infested with demons and marking the supposed burial place of Emperor Nero.

From Science Daily • Feb. 2, 2026

“We keep seeing these oak groves getting infested and declining, and a lot of oak mortality,” said Beatriz Nobua-Behrmann, an ecologist with UC Agriculture and Natural Resources, or UCANR.

From Los Angeles Times • Jan. 10, 2026

More bizarre and pernicious ideas are soon oozing from Peter’s every pore, beginning with the belief that the motel room is infested with insects that are feasting on his flesh.

From The Wall Street Journal • Jan. 9, 2026

Virtually every southern state was infested with Aedes aegypti, these experts pointed out, but funds would run out before the job of eradicating the mosquitoes was half completed.

From "An American Plague: The True and Terrifying Story of the Yellow Fever Epidemic of 1793" by Jim Murphy