noun Pathology.
- an inflammatory swelling or sore.
noun
- a blister, blotch, or sore on the skin
Old English blegen “a sore,” from Proto-Germanic *blajinon “a swelling” (cf. Danish blegn, Dutch blein), from PIE *bhlei- “to swell,” from root *bhel- (2) “to blow, inflate, swell;” see bole.
n.
- A skin swelling or sore; a blister; a blotch.