carbuncle
/ˈkɑːbʌŋkl/noun
1
- a severe abscess or multiple boil in the skin, typically infected with staphylococcus bacteria（尤指因葡萄球菌感染而得的）痈。
2
- a bright red gem, in particular a garnet cut en cabochon红玉, 红宝石（尤指磨成凸圆形的红榴石）。
派生词
carbuncular
adjective词源
Middle English (in sense 2)： from Old French charbuncle, from Latin carbunculus 'small coal', from carbo 'coal, charcoal'.