bubonic plague
noun
- the commonest form of plague in humans, characterized by fever, delirium, and the formation of buboes腹股沟淋巴结鼠疫, 腺鼠疫。
The plague bacterium, Yersinia pestis, is transmitted by rat fleas. Epidemics occurred in Europe throughout the Middle Ages (notably as the Black Death and the Great Plague of 1665-6); the disease is still endemic in parts of Asia.