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vaccinia
noun
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…
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noun
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
noun
A viral disease of cattle causing a mild skin disease affecting the udder; formerly used to inoculate humans against smallpox
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