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  1. Dictionary
    vaccination
    /ˌvaksɪˈneɪʃn/

    noun

    • 1. treatment with a vaccine to produce immunity against a disease: "vaccination against yellow fever is essential"

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    More definitions, origin and scrabble points

  2. www.who.int › news-room › questions-and-answersVaccines and immunization: What is vaccination?

    Apr 23, 2024 · What is vaccination? How does a vaccine work? When should I get vaccinated (or vaccinate my child)? Why should I get vaccinated? What diseases do vaccines prevent? Who can get vaccinated? What is in a vaccine? Are vaccines safe? Are there side effects from vaccines? Can a child be given more than one vaccine at a time?

  3. en.wikipedia.org › wiki › VaccinationVaccination - Wikipedia

    Vaccination is the administration of a vaccine to help the immune system develop immunity from a disease. Vaccines contain a microorganism or virus in a weakened, live or killed state, or proteins or toxins from the organism. In stimulating the body's adaptive immunity, they help prevent sickness from an infectious disease.

  4. www.toppr.com › guides › biologyVaccination: Definition, Types of Vaccine and FAQs - Toppr

    Vaccination is protection to people against various types of diseases. It prevent diseases, thereby prevent sickness or illness. For e.g. Covid Vaccination. In most cases, these diseases are dangerous and may even prove to be fatal. Vaccines are different in comparison to most medicines that treat or cure diseases.

  5. www.britannica.com › science › vaccineVaccine | Definition, Types, History, & Facts | Britannica

    Jul 20, 1998 · 2019. Vaccine, suspension of weakened or killed microorganisms or toxins or other biological preparation, such as those consisting of antibodies, lymphocytes, or mRNA, that is administered to prevent disease. Vaccines work by stimulating the immune system to attack specific harmful agents.

  6. www.medicalnewstoday.com › articles › what-is-a-vaccineWhat is a vaccine? How do they work? - Medical News Today

    Jul 21, 2020 · Vaccines are products that help the immune system combat invading disease-causing pathogens. They are a safe and effective method for preventing certain diseases. This article...

  7. www.who.int › health-topics › vaccines-andVaccines and immunization - World Health Organization (WHO)

    Vaccination is a simple, safe, and effective way of protecting people against harmful diseases, before they come into contact with them. It uses your body’s natural defences to build resistance to specific infections and makes your immune system stronger.