vaccinia
名词 vaccinia:
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
同义词:vaccina, variola vaccine, variola vaccinia, variola vaccina
a viral disease of cattle causing a mild skin disease affecting the udder; formerly used to inoculate humans against smallpox
同义词:cowpox