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Vaccine Definition & Meaning - Merriam-Webster
https://www.merriam-webster.com/dictionary/vaccine
WebThe meaning of VACCINE is a preparation that is administered (as by injection) to stimulate the body's immune response against a specific infectious agent or disease. How to use vaccine in a sentence.
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Fact check: Merriam-Webster changed 'vaccine' definition for …
https://www.usatoday.com/story/news/factcheck/2021/11/30/fact-check-merriam-webster-changed-vaccine-definition-accuracy/6354415001/
WebNov 30, 2021 · The new vaccine definition in Merriam-Webster's dictionary has two sub-definitions that elaborate on the function of a vaccine, a feature that was not present in the old definition.
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Vaccine | Definition, Types, History, & Facts | Britannica
https://www.britannica.com/science/vaccine
WebApr 14, 2024 · 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.
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Vaccines and immunization: What is vaccination?
https://www.who.int/news-room/questions-and-answers/item/vaccines-and-immunization-what-is-vaccination
Web30 August 2021 | Q&A. Updated on 30 August 2021. 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?
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Vaccine - Wikipedia
https://en.wikipedia.org/wiki/Vaccine
WebA vaccine is a biological preparation that provides active acquired immunity to a particular infectious or malignant disease. The safety and effectiveness of vaccines has been widely studied and verified.
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Immunization Basics | CDC - Centers for Disease Control and Prevention
https://www.cdc.gov/vaccines/vac-gen/imz-basics.htm
WebSep 1, 2021 · Definition of Terms. Immunity: Protection from an infectious disease. If you are immune to a disease, you can be exposed to it without becoming infected. Vaccine: A preparation that is used to stimulate the body’s immune response against diseases.
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What is a vaccine? How do they work? - Medical News Today
https://www.medicalnewstoday.com/articles/what-is-a-vaccine
WebJul 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...
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VACCINE Definition & Meaning | Dictionary.com
https://www.dictionary.com/browse/vaccine
WebVaccine definition: any preventive preparation used to stimulate the body’s immune response against a specific disease, using either messenger RNA or killed or weakened bacteria or viruses to prepare the body to recognize a disease and produce antibodies.. See examples of VACCINE used in a sentence.
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VACCINE | English meaning - Cambridge Dictionary
https://dictionary.cambridge.org/dictionary/english/vaccine
Webvaccine. noun [ C or U ] uk / ˈvæk.siːn / us / vækˈsiːn / Add to word list. C2. a substance that is put into the body of a person or animal to protect them from a disease by causing them …
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Explaining How Vaccines Work | CDC
https://www.cdc.gov/vaccines/hcp/conversations/understanding-vacc-work.html
WebMay 24, 2023 · Vaccines work by imitating an infection —the presence of a disease-causing organism in the body—to engage the body’s natural defenses. The active ingredient in all vaccines is an antigen, the name for any substance that causes the immune system to begin producing antibodies. In a vaccine, the antigen could be either.
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