vaccinia

Words with a similar base: vaccinia, variola_vaccinia

'vaccinia'

[vaccinia.n.01] as in: 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

'vaccinia'

[cowpox.n.01] as in: a viral disease of cattle causing a mild skin disease affecting the udder; formerly used to inoculate humans against smallpox