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• Edward Jenner (noun)
  1. 1749-1823 english physician who pioneered vaccination; Jenner inoculated people with small amounts of cowpox to prevent them from getting smallpox
• Jenner, Edward
  1. (1749-1823) a British doctor who developed the principle of vaccination . He discovered that putting a small amount of cowpox (= a disease that affects cows and people, but that is less serious than SMALLPOX) into people's bodies protected them from SMALLPOX, a related disease that had killed many people until then.
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