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vaccine

/vækˈsiːn/
noun
  1. A substance given to a person or animal to protect them from a disease, usually by injection.
    • Scientists worked quickly to develop a vaccine for the new virus.
    • The flu vaccine is recommended for older adults every year.
    • Many children receive the measles vaccine before starting school.
  2. A computer program that protects a system from viruses or malware.
    • This software acts like a vaccine against common online threats.
    • The company updated its digital vaccine to block the latest virus.
    • You should install a vaccine program to keep your computer safe.
Synonyms
immunizationshotantivirusinoculation
verb
  1. To give someone a vaccine to protect them from a disease.
    • The clinic will vaccine all students before the start of the school year.
    • They plan to vaccine the entire population within six months.
    • Doctors vaccine millions of people each year against the flu.
Synonyms
immunizeinoculate
What does "vaccine" mean? | whatsthatwordmean | whatsthatwordmean