Vaccination

noun

1. Inoculation with a vaccine in order to protect against a particular disease.
2. A scar left on the skin by vaccinating.
3. In medicine, inoculation with vaccine, or the virus of cowpox, as a preventive of smallpox; in an extended sense, inoculation with the virus of any specific disease.
4. The act, art, or practice of vaccinating, or inoculating with the cowpox, in order to prevent or mitigate an attack of smallpox. Cf. inoculation.
5. Any inoculation intended to raise immunity to a disease.