Origin: 1605–15; < LL < Gk empýēma abscess, equiv. to em-em-2+ pyē- (var. s. of pyeîn to suppurate, akin to pýon, pýos pus) + -ma n. suffix denoting result of action
Main Entry: em·py·ema Pronunciation: "em-"pI-'E-m& Function: noun Inflected Form: pluralem·py·ema·ta/-m&t-&/or-emas : the presence of pus in a bodily cavity (as the pleural cavity) called also pyothorax —em·py·emic/-mik/adjective