virus

noun BEE-roos Less Common

Origin: From Latin virus ('poison, slime').

Usage Note

Virus is invariable in Spanish — the plural is also los virus, not los viruses. It is masculine (el virus) and covers both biological viruses and computer viruses. The adjective form is viral, used in both medical and social-media contexts.

Examples

"El virus se propagó rápidamente por la ciudad."

Natural Translation

The virus spread rapidly through the city.

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