carbuncle

US /ˈkɑːr.bʌŋ.kəl/
UK /ˈkɑːr.bʌŋ.kəl/
"carbuncle" picture
1.

anthrax, carboncle

a severe abscess or multiple boils in the skin, typically infected with staphylococcus bacteria

:
The doctor diagnosed the painful lump on his neck as a carbuncle.
Le médecin a diagnostiqué la bosse douloureuse sur son cou comme un anthrax.
A carbuncle is more severe than a single boil and can cause fever and chills.
Un anthrax est plus grave qu'un simple furoncle et peut provoquer de la fièvre et des frissons.
2.

escarboucle, grenat

a red gemstone, especially a garnet, cut without facets

:
The ancient crown was adorned with a large, polished carbuncle.
L'ancienne couronne était ornée d'un grand escarboucle poli.
In medieval times, carbuncles were believed to glow in the dark.
Au Moyen Âge, on croyait que les escarboucles brillaient dans l'obscurité.