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UK//ə ˈvaɪərəs//US//ə ˈvaɪərəs//

Meaning of A virus

A microorganism that replicates only inside the living cells of an organism.

In simple words: A tiny germ that can make people sick.

A virus in a sentence

  • The doctor diagnosed her with a viral infection caused by a virus.
  • A virus can spread quickly from one person to another through the air.
  • Research shows that this virus can survive on surfaces for several days.
  • They detected a virus in the computer that was slowing down performance.
  • People are encouraged to get vaccinated to protect themselves from the virus.
  • Scientists are studying how a virus can mutate and develop resistance.

How to use A virus

Commonly used in medical and scientific contexts. Not typically used in everyday conversation unless discussing health. Avoid using in informal chat to maintain clarity.

Grammar pattern

standalone noun

Memory hint

Think of a 'vile' guest who spreads illness - that's a virus!

Related words

Collocations with A virus

  • viral outbreak
  • computer virus
  • viral infection
  • transmit a virus

Synonyms for A virus

Common mistakes with A virus

  • Confused with 'bacteria' - viruses are smaller and behave differently.
  • Saying 'a viruses' instead of 'a virus' - 'virus' is singular.
  • Mixing up usage - 'virus' refers to the germ, not the disease it causes.

A virus appears in

A virus in other languages

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Frequently asked questions about A virus

What does A virus mean?

A tiny germ that can make people sick.

What is the definition of A virus?

A microorganism that replicates only inside the living cells of an organism.

How do you use A virus in a sentence?

The doctor diagnosed her with a viral infection caused by a virus.

Can you give another example of A virus?

A virus can spread quickly from one person to another through the air.

What are synonyms for A virus?

Common alternatives include germ, pathogen, infection, contagion.

What words go with A virus?

It commonly pairs with viral outbreak, computer virus, viral infection, transmit a virus.

What are common mistakes when using A virus?

Confused with 'bacteria' - viruses are smaller and behave differently. Saying 'a viruses' instead of 'a virus' - 'virus' is singular. Mixing up usage - 'virus' refers to the germ, not the disease it causes.

How do you pronounce A virus?

US: //ə ˈvaɪərəs//, UK: //ə ˈvaɪərəs//. Listen to the audio above to hear native pronunciation.

When should I use A virus?

Commonly used in medical and scientific contexts. Not typically used in everyday conversation unless discussing health. Avoid using in informal chat to maintain clarity.