| n. | 1. | The act, art, or practice of vaccinating, or inoculating with the cowpox, in order to prevent or mitigate an attack of smallpox. Cf. Inoculation. |
| 2. | Any inoculation intended to raise immunity to a disease. |
| Noun | 1. | vaccination - taking a vaccine as a precaution against contracting a disease Synonyms: inoculation |
| 2. | vaccination - the scar left following innoculation with a vaccine |