carbuncle

名词 carbuncle:

1. deep-red cabochon garnet cut without facets
2. an infection larger than a boil and with several openings for discharge of pus

car.bun.cle

n.（名词）
A painful localized bacterial infection of the skin and subcutaneous tissue that usually has several openings through which pus is discharged.
痈，红疹，红斑：一种疼痛的局部皮肤和皮下组织的细菌感染，通常有让脓流出来的一些口子

A deep-red garnet, unfaceted and convex.
红榴石：一种深红色的石榴石，无刻面呈凸圆状
Obsolete A red precious stone.
【废语】 红玉：一种红色宝石

来源：
Middle English
中古英语
from Old French
源自 古法语
from Latin carbunculus [small glowing ember, carbuncle]
源自 拉丁语 carbunculus [余火未尽的炽热细小煤块，棕红的]
diminutive of carbô carbôn- [coal] * see ker- 3
carbô的小后缀 carbôn- [煤] *参见 ker- 3

【引伸】
car.bun.cled
adj.（形容词）
carbun.cular