furuncle Meaning, Definition & Usage

  1. noun a painful sore with a hard core filled with pus
    boil.

WordNet

Fu"run*cle noun
Etymology
L. furunculus a petty thief, a boil, dim. of fur thief: cf. F. furoncle.
Definitions
  1. (Med.) A superficial, inflammatory tumor, suppurating with a central core; a boil.

Webster 1913