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vaccine

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noun vac·cine \vak-ˈsēn, ˈvak-ˌ\

Simple Definition of vaccine

  • medical : a substance that is usually injected into a person or animal to protect against a particular disease

Full Definition of vaccine

  1. :  a preparation of killed microorganisms, living attenuated organisms, or living fully virulent organisms that is administered to produce or artificially increase immunity to a particular disease

vaccine adjective

Origin of vaccine

French vaccin, from vaccine cowpox, from New Latin vaccina (in variolae vaccinae cowpox), from Latin, feminine of vaccinus, adjective, of or from cows, from vacca cow; akin to Sanskrit vaśa cow


First Known Use: 1813

Other Biochemistry Terms


Medical Dictionary

vaccine

play
noun vac·cine \vak-ˈsēn, ˈvak-ˌ\

Medical Definition of vaccine

  1. 1:  matter or a preparation containing the virus of cowpox used to vaccinate a person against smallpox

  2. 2:  a preparation of killed microorganisms, living attenuated organisms, or living fully virulent organisms that is administered to produce or artificially increase immunity to a particular disease <chicken pox vaccine>; also :  a mixture of several such vaccines <measles-mumps-rubella vaccine>





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