A variety of vaccines.
A shot you get that is intended to make you immune to catching the measles is an example of a vaccine.
- lymph, or a preparation of this, from a cowpox vesicle, containing the causative virus and used in vaccination against cowpox or smallpox
- any preparation of killed microorganisms, weakened viruses, etc. that is introduced into the body to produce immunity to a specific disease by causing the formation of antibodies
Origin of vaccineClassical Latin vaccinus, from cows from vacca, cow; akin uncertain or unknown; perhaps to Sanskrit va??, rogue cow
- a. A preparation of a weakened or killed pathogen, such as a bacterium or virus, or of a portion of the pathogen's structure, that is administered to prevent or treat infection by the pathogen and that functions by stimulating the production of an immune response.b. A preparation from the cowpox virus that protects against smallpox when administered to an individual.
- Computers A software program designed to detect and stop the progress of computer viruses.
Origin of vaccineFrom Latin vaccīnus of cows from vacca cow
From Latin vaccinus, from vacca (“cow") (because of early use of the cowpox virus against smallpox). Cf. New or Scientific Latin (variola) vaccÄ«na, or "cowpox".