| n. | 1. | The act or art of inoculating trees or plants. |
| 2. | (Med.) The act or practice of communicating a disease to a person in health, by inserting contagious matter in his skin or flesh, usually for the purpose of inducing immunity to the disease. | |
| 3. | Fig.: The communication of principles, especially false principles, to the mind. | |
| 4. | (Microbiology) The introduction of microorganisms into a growth medium, to cause the growth and multiplication of the microorganisms. |
| Noun | 1. | inoculation - taking a vaccine as a precaution against contracting a disease Synonyms: vaccination |