DictionarycarbuncleSkin infection
noun

carbuncle

KAR-bung-kul/ˈkɑːrbʌŋkl/

A painful inflamed cluster of boils.

An inflamed carbuncle forms a cluster of raised swellings on the forearm.

A clean medical illustration of a small inflamed cluster of connected raised boils on a forearm, no pus, blood or open wounds, clinical non-graphic.
Etymology

Literally “a little coal,” the Latin word named both a red gem and a red, inflamed spot. The glowing-coal image connects that older meaning to the painful inflammation of a cluster of boils.

In context

Vivid Audio Library418:10
with a carbuncle, thick lips, and a great double flabby chin
The Warden by Anthony Trollope | Full Classic Victorian British Literature Audiobook

More examples

  • The doctor examines the painful carbuncle.
  • The new tower is a carbuncle on the historic skyline.
  • The medical chart records the size of the carbuncle.

Forms

carbuncle · carbuncles

Similar words

boil
A single localized infected swelling rather than a connected cluster.
eyesore
An unattractive object, without the medical meaning.