infections

NOUN

contamination

Synonyms

STRONGEST

bug disease epidemic flu pollution virus

STRONG

contagion corruption defilement germs impurity poison

WEAK

communicability contagiousness insanitation septicity what's going around

Antonyms

WEAK

sanitation sterility

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.

Infections that arise after recovery could take advantage of lingering immune dysfunction caused by COVID.

From Science Daily • Dec. 14, 2025

Infections, hormonal shifts and even gut microbes can trigger disease in susceptible people.

From The Wall Street Journal • Nov. 23, 2025

Infections in humans can cause severe disease with a high mortality rate, according to the World Health Organization, but the virus does not appear to move easily from person to person.

From Barron's • Nov. 7, 2025

Infections, scarring, significant deformities and reactions to local anaesthetic, including toxicity, are also risks.

From BBC • Sep. 27, 2024

Infections by "staph" and "strep" were a leading cause of death before the discovery of antibiotic medicines.

From "Phineas Gage" by John Fleischman