vaccina

Found in Anh - Anh (Wordnet)

Definition Noun : 1. A specific medical procedure : A localized infection deliberately induced in humans through inoculation with the virus that causes cowpox. The purpose of this procedure is to confer immunity or resistance to smallpox. The infection typically runs its course over about three weeks and results in a characteristic pitted scar at the inoculation site. Usage and Examples As a su...