vaccination

/ˌvæksəˈneɪʃən/
noun
  1. The act or process of giving a vaccine to a person or animal to protect against a disease.
    • She scheduled her child's vaccination appointment for next week.
    • Vaccination has saved millions of lives around the world.
    • The government launched a free vaccination campaign for the elderly.
  2. A single instance of receiving a vaccine.
    • The doctor recommended a booster vaccination for measles.
    • I need to get a flu vaccination before winter starts.
    • He had a vaccination against tetanus after stepping on a rusty nail.