Definition of antiviral in English:

antiviral

Syllabification: an·ti·vi·ral
Pronunciation: /ˌan(t)ēˈvīrəl
 
, ˌan(t)īˈvīrəl
 
/

adjective

1 Medicine (Chiefly of a drug or treatment) effective against viruses.
More example sentences
  • For infections caused by the chickenpox or herpes viruses, antiviral drugs may be prescribed if the infection is caught early.
  • Specific antiviral treatment has been effective in improving the survival of the patients.
  • Harms of antiviral treatment may include drug hypersensitivity and renal impairment.
2 Computing (Of software) designed to detect, remove, or offer protection against computer viruses.
More example sentences
  • Like the antiviral programs, they will always be reacting to the last exploit, not anticipating the next.
  • Users are advised not to open suspicious attachments and to update their antiviral signatures to block the virus.
  • Antiviral software cannot possibly keep up.

noun

Medicine Back to top  
An antiviral drug or medicine.
More example sentences
  • And if it is, what they can do is that they they can't give you an antiviral for this.
  • We were talking about it in our meeting this morning, the growing of a virus and trying to make an antiviral and all of that.
  • Hence a natural anti-viral produced by a plant to defend itself can also be used by a human as an anti-viral.

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Pronunciation: dəˈmôrəˌlīz
verb
cause (someone) to lose confidence or hope; dispirit