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   vac·cine

   /vakˈsēn/

   noun

   • 1. a substance used to stimulate the production of antibodies and provide immunity against one or several diseases, prepared from the causative agent of a disease, its products, or a synthetic substitute, treated to act as an antigen without inducing the disease: "every year the flu vaccine is modified to deal with new strains of the virus"
   • ▪ a program designed to detect computer viruses and inactivate them.

   Word Origin late 18th century: from Latin vaccinus, from vacca ‘cow’ (because of the early use of the cowpox virus against smallpox).

   Derivatives

   • 1. vaccinal adjective

   Scrabble Points: 14

   • V

     4

   • A

     1

   • C

     3

   • C

     3

   • I

     1

   • N

     1

   • E

     1

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