variola vaccinia


  • WordNet 3.6
    • n variola 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
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In literature:

The view that vaccinia is attenuated variola is well known, and has been extensively adopted by English physicians.
"Scientific American Supplement, No. 421, January 26, 1884" by Various