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infect

verb C1 Formal

Meaning

To infect is to introduce a pathogenic organism, such as a virus or bacterium, into a host organism, resulting in the establishment of disease or a detrimental alteration of normal physiological functions; it can also refer to the transmission of harmful
💡 The term "infect" is often misused in non-medical contexts, where it may be incorrectly applied to benign influences or ideas; it is important to reserve its use for scenarios involving actual harm or detrimental effects.

Example Sentences

The virus can infect company computers , causing major data loss .
The virus can infect humans through close contact with carriers .
The virus can infect individuals through airborne transmission in crowded spaces .
Viruses can infect host cells and disrupt their normal functions .

Word in Context

When Alex came home with a persistent cough , his flatmates exchanged concerned looks and immediately discussed how to reduce the risk of transmission . They opened the windows to ventilate the apartment and agreed that shared surfaces would be wiped down more frequently . Although Alex felt reluctant to stay isolated , he understood that even mild symptoms could infect others , especially those with weaker immune systems . One roommate prepared simple meals and left them at the door while another set up a schedule for doing laundry and cleaning high - touch areas . By following these precautions and communicating openly , the household managed to keep anxiety low and maintained a functioning routine . After a few days of careful monitoring , Alex's symptoms subsided and everyone felt reassured that their cautious approach had worked .

Common Phrases

infect a host infect with a virus infect the discourse

Synonyms

Antonyms

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