(1) Symptom consisting of a localized collection of pus surrounded by inflamed tissue
WiktionaryText
Etymology
Latin abscessus, a going away, gathering of humors, abscess; past participle of abscēdere (ab, abs + cedere) to go away , to go off, to retire. See cede
Noun
A cavity caused by tissue destruction, usually because of infection, filled with pus and surrounded by inflamed tissue.