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immunize

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verb [transitive] medical immunize pronunciation in British English /ˈɪmjʊnaɪz/ 
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present tense
I/you/we/theyimmunize
he/she/itimmunizes
present participleimmunizing
past tenseimmunized
past participleimmunized
  1. to prevent someone from getting a particular illness by putting a substance into their body, especially using a needle
    immunize someone against something:

    Most babies are immunized against measles and mumps.

derived word

immunization

 immunize pronunciation in British English /ˌɪmjʊnaɪˈzeɪʃ(ə)n/  noun [countable/uncountable]
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singularimmunization
pluralimmunizations

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chicken raffle

any random process, such as a competition in which a name is drawn from a hat

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