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.

Viruses in the hantavirus family usually spread to humans through contact with infected rodent urine, droppings or saliva.

From The Wall Street Journal • May 6, 2026

Viruses spread through the body when left unchecked, sometimes leading to severe illness.

From Science Daily • Nov. 28, 2025

Viruses could offer a safer alternative because they target specific bacterial strains without harming others and evolve alongside their hosts.

From Science Daily • Nov. 3, 2025

"Viruses can be transmitted, and bacteria as well, by air conditioning systems because they cool air. That means you get condensation and you get water build-up unless the air conditioning system is well maintained."

From BBC • Aug. 31, 2025

Viruses fall apart under ultraviolet light, which smashes their genetic material and makes them unable to replicate.

From "The Hot Zone" by Richard Preston