Noun(1) 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(2) a viral disease of cattle causing a mild skin disease affecting the udder; formerly used to inoculate humans against smallpox(3) evergreen or deciduous berry-bearing shrubs of northern hemisphere: cranberries; blueberries
Noun(1) 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(2) a viral disease of cattle causing a mild skin disease affecting the udder; formerly used to inoculate humans against smallpox(3) evergreen or deciduous berry-bearing shrubs of northern hemisphere: cranberries; blueberries
(1) The live vaccinia virus that is used for the smallpox vaccination is admittedly the most dangerous vaccine in use.(2) A live, replicating virus, vaccinia can cause side effects, which on rare occasions can be serious and potentially life-threatening.(3) Jenner waited only four years before declaring that the vaccine that he named vaccinia provided immunity from smallpox for life.(4) Then the immune-impaired and those susceptible to vaccinia complications could be inoculated against vaccinia while everyone else is inoculated against smallpox.(5) Smallpox vaccine contains live vaccinia virus, a milder cousin of the variola virus.
