Question

what is vaccination?

Answer 1

A vaccine is a biological preparation that provides active acquired immunity to a particular disease. A vaccine typically contains an agent that resembles a disease-causing microorganism and is often made from weakened or killed forms of the microbe, its toxins, or one of its surface proteins.

Answer 2

vaccin id suspension of attenuated/inactivated pathogens or antigenic protein of pathogens which is taken orally or injected to provide immunity for that pathogens. ....the overall term is known as vaccination