Synonyms:
cowpox, vaccinia
Meaning: a viral disease of cattle causing a mild skin disease affecting the udder; formerly used to inoculate humans against smallpox
Synonyms:
vaccinia, vaccina, variola_vaccine, variola_vaccinia, variola_vaccina
Meaning: a local infection induced in humans by inoculation with the virus causing cowpox in order to confer resistance to smallpox; normally lasts three weeks and leaves a pitted scar